Theorem btwnconn1lem13 30878

Description: Lemma for btwnconn1 30880. Begin back-filling and eliminating hypotheses. (Contributed by Scott Fenton, 9-Oct-2013.)

Assertion

Ref

Expression

btwnconn1lem13

|- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) ) -> ( C = c \/ D = d ) )

Proof of Theorem btwnconn1lem13

Dummy variables e p q r are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		df-ne 2626	. . 3 |- ( C =/= c <-> -. C = c )
2		simp2rl 1078	. . . . . . . . . 10 |- ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) -> C Btwn <. A , d >. )
3	2	adantr 467	. . . . . . . . 9 |- ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> C Btwn <. A , d >. )
4		simp2ll 1076	. . . . . . . . . 10 |- ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) -> D Btwn <. A , c >. )
5	4	adantr 467	. . . . . . . . 9 |- ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> D Btwn <. A , c >. )
6	3, 5	jca 535	. . . . . . . 8 |- ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> ( C Btwn <. A , d >. /\ D Btwn <. A , c >. ) )
7		simpl1 1012	. . . . . . . . . 10 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> N e. NN )
8		simprl1 1054	. . . . . . . . . 10 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> C e. ( EE ` N ) )
9		simpl2 1013	. . . . . . . . . 10 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> A e. ( EE ` N ) )
10		simprrl 775	. . . . . . . . . 10 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> d e. ( EE ` N ) )
11		btwncom 30793	. . . . . . . . . 10 |- ( ( N e. NN /\ ( C e. ( EE ` N ) /\ A e. ( EE ` N ) /\ d e. ( EE ` N ) ) ) -> ( C Btwn <. A , d >. <-> C Btwn <. d , A >. ) )
12	7, 8, 9, 10, 11	syl13anc 1271	. . . . . . . . 9 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> ( C Btwn <. A , d >. <-> C Btwn <. d , A >. ) )
13		simprl2 1055	. . . . . . . . . 10 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> D e. ( EE ` N ) )
14		simprl3 1056	. . . . . . . . . 10 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> c e. ( EE ` N ) )
15		btwncom 30793	. . . . . . . . . 10 |- ( ( N e. NN /\ ( D e. ( EE ` N ) /\ A e. ( EE ` N ) /\ c e. ( EE ` N ) ) ) -> ( D Btwn <. A , c >. <-> D Btwn <. c , A >. ) )
16	7, 13, 9, 14, 15	syl13anc 1271	. . . . . . . . 9 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> ( D Btwn <. A , c >. <-> D Btwn <. c , A >. ) )
17	12, 16	anbi12d 718	. . . . . . . 8 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> ( ( C Btwn <. A , d >. /\ D Btwn <. A , c >. ) <-> ( C Btwn <. d , A >. /\ D Btwn <. c , A >. ) ) )
18	6, 17	syl5ib 223	. . . . . . 7 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> ( C Btwn <. d , A >. /\ D Btwn <. c , A >. ) ) )
19		axpasch 24983	. . . . . . . 8 |- ( ( N e. NN /\ ( d e. ( EE ` N ) /\ c e. ( EE ` N ) /\ A e. ( EE ` N ) ) /\ ( C e. ( EE ` N ) /\ D e. ( EE ` N ) ) ) -> ( ( C Btwn <. d , A >. /\ D Btwn <. c , A >. ) -> E. e e. ( EE ` N ) ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) )
20	7, 10, 14, 9, 8, 13, 19	syl132anc 1287	. . . . . . 7 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> ( ( C Btwn <. d , A >. /\ D Btwn <. c , A >. ) -> E. e e. ( EE ` N ) ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) )
21	18, 20	syld 45	. . . . . 6 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> E. e e. ( EE ` N ) ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) )
22	21	imp 431	. . . . 5 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) ) -> E. e e. ( EE ` N ) ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) )
23		simpll1 1048	. . . . . . . . . 10 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> N e. NN )
24	14	adantr 467	. . . . . . . . . 10 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> c e. ( EE ` N ) )
25	8	adantr 467	. . . . . . . . . 10 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> C e. ( EE ` N ) )
26	10	adantr 467	. . . . . . . . . 10 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> d e. ( EE ` N ) )
27		axsegcon 24969	. . . . . . . . . 10 |- ( ( N e. NN /\ ( c e. ( EE ` N ) /\ C e. ( EE ` N ) ) /\ ( C e. ( EE ` N ) /\ d e. ( EE ` N ) ) ) -> E. p e. ( EE ` N ) ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) )
28	23, 24, 25, 25, 26, 27	syl122anc 1278	. . . . . . . . 9 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> E. p e. ( EE ` N ) ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) )
29		simpr 463	. . . . . . . . . 10 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> e e. ( EE ` N ) )
30		axsegcon 24969	. . . . . . . . . 10 |- ( ( N e. NN /\ ( d e. ( EE ` N ) /\ C e. ( EE ` N ) ) /\ ( C e. ( EE ` N ) /\ e e. ( EE ` N ) ) ) -> E. r e. ( EE ` N ) ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) )
31	23, 26, 25, 25, 29, 30	syl122anc 1278	. . . . . . . . 9 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> E. r e. ( EE ` N ) ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) )
32		reeanv 2960	. . . . . . . . 9 |- ( E. p e. ( EE ` N ) E. r e. ( EE ` N ) ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) <-> ( E. p e. ( EE ` N ) ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ E. r e. ( EE ` N ) ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) )
33	28, 31, 32	sylanbrc 671	. . . . . . . 8 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> E. p e. ( EE ` N ) E. r e. ( EE ` N ) ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) )
34	33	adantr 467	. . . . . . 7 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) ) -> E. p e. ( EE ` N ) E. r e. ( EE ` N ) ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) )
35	7	ad2antrr 733	. . . . . . . . . . . . 13 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) -> N e. NN )
36		simprl 765	. . . . . . . . . . . . 13 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) -> p e. ( EE ` N ) )
37		simprr 767	. . . . . . . . . . . . 13 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) -> r e. ( EE ` N ) )
38		axsegcon 24969	. . . . . . . . . . . . 13 |- ( ( N e. NN /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) /\ ( r e. ( EE ` N ) /\ p e. ( EE ` N ) ) ) -> E. q e. ( EE ` N ) ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) )
39	35, 36, 37, 37, 36, 38	syl122anc 1278	. . . . . . . . . . . 12 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) -> E. q e. ( EE ` N ) ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) )
40	39	adantr 467	. . . . . . . . . . 11 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) ) -> E. q e. ( EE ` N ) ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) )
41		simp-4l 777	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) )
42		simplrl 771	. . . . . . . . . . . . . . . 16 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) -> ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) )
43	42	ad2antrr 733	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) )
44	10	ad3antrrr 737	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> d e. ( EE ` N ) )
45		simprrr 776	. . . . . . . . . . . . . . . . 17 |- ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) -> b e. ( EE ` N ) )
46	45	ad3antrrr 737	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> b e. ( EE ` N ) )
47		simpllr 770	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> e e. ( EE ` N ) )
48	44, 46, 47	3jca 1189	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> ( d e. ( EE ` N ) /\ b e. ( EE ` N ) /\ e e. ( EE ` N ) ) )
49	43, 48	jca 535	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) /\ e e. ( EE ` N ) ) ) )
50		simplrl 771	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> p e. ( EE ` N ) )
51		simpr 463	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> q e. ( EE ` N ) )
52		simplrr 772	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> r e. ( EE ` N ) )
53	50, 51, 52	3jca 1189	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> ( p e. ( EE ` N ) /\ q e. ( EE ` N ) /\ r e. ( EE ` N ) ) )
54	41, 49, 53	3jca 1189	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) -> ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) /\ e e. ( EE ` N ) ) ) /\ ( p e. ( EE ` N ) /\ q e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) )
55		simp1ll 1072	. . . . . . . . . . . . . . . . . . 19 |- ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) -> A =/= B )
56	55	ad3antrrr 737	. . . . . . . . . . . . . . . . . 18 |- ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) -> A =/= B )
57	56	adantr 467	. . . . . . . . . . . . . . . . 17 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> A =/= B )
58		simp1lr 1073	. . . . . . . . . . . . . . . . . . 19 |- ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) -> B =/= C )
59	58	ad3antrrr 737	. . . . . . . . . . . . . . . . . 18 |- ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) -> B =/= C )
60	59	adantr 467	. . . . . . . . . . . . . . . . 17 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> B =/= C )
61		simpllr 770	. . . . . . . . . . . . . . . . . 18 |- ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) -> C =/= c )
62	61	adantr 467	. . . . . . . . . . . . . . . . 17 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> C =/= c )
63	57, 60, 62	3jca 1189	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( A =/= B /\ B =/= C /\ C =/= c ) )
64		simpl1r 1061	. . . . . . . . . . . . . . . . 17 |- ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) )
65	64	ad3antrrr 737	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) )
66	63, 65	jca 535	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( ( A =/= B /\ B =/= C /\ C =/= c ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) )
67		simpll2 1049	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) -> ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) )
68	67	ad2antrr 733	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) )
69		simpl3l 1064	. . . . . . . . . . . . . . . . 17 |- ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) )
70	69	ad3antrrr 737	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) )
71		simpl3r 1065	. . . . . . . . . . . . . . . . 17 |- ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) -> ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) )
72	71	ad3antrrr 737	. . . . . . . . . . . . . . . 16 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) )
73	70, 72	jca 535	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) )
74	66, 68, 73	3jca 1189	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( ( ( A =/= B /\ B =/= C /\ C =/= c ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) )
75		simpllr 770	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) )
76		simplrl 771	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) )
77		simplrr 772	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) )
78		simpr 463	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) )
79	76, 77, 78	3jca 1189	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) )
80	74, 75, 79	jca32 538	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) -> ( ( ( ( A =/= B /\ B =/= C /\ C =/= c ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ ( ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) ) ) )
81		btwnconn1lem12 30877	. . . . . . . . . . . . 13 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) /\ e e. ( EE ` N ) ) ) /\ ( p e. ( EE ` N ) /\ q e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ ( ( ( ( A =/= B /\ B =/= C /\ C =/= c ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ ( ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) ) ) ) -> D = d )
82	54, 80, 81	syl2an 480	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ q e. ( EE ` N ) ) /\ ( ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) ) -> D = d )
83	82	an4s 836	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) ) /\ ( q e. ( EE ` N ) /\ ( r Btwn <. p , q >. /\ <. r , q >.Cgr <. r , p >. ) ) ) -> D = d )
84	40, 83	rexlimddv 2885	. . . . . . . . . 10 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) ) /\ ( ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) ) -> D = d )
85	84	an4s 836	. . . . . . . . 9 |- ( ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) ) /\ ( ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) /\ ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) ) ) -> D = d )
86	85	exp32 610	. . . . . . . 8 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) ) -> ( ( p e. ( EE ` N ) /\ r e. ( EE ` N ) ) -> ( ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) -> D = d ) ) )
87	86	rexlimdvv 2887	. . . . . . 7 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) ) -> ( E. p e. ( EE ` N ) E. r e. ( EE ` N ) ( ( C Btwn <. c , p >. /\ <. C , p >.Cgr <. C , d >. ) /\ ( C Btwn <. d , r >. /\ <. C , r >.Cgr <. C , e >. ) ) -> D = d ) )
88	34, 87	mpd 15	. . . . . 6 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ e e. ( EE ` N ) ) /\ ( ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) ) -> D = d )
89	88	an4s 836	. . . . 5 |- ( ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) ) /\ ( e e. ( EE ` N ) /\ ( e Btwn <. C , c >. /\ e Btwn <. D , d >. ) ) ) -> D = d )
90	22, 89	rexlimddv 2885	. . . 4 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ ( ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) /\ C =/= c ) ) -> D = d )
91	90	expr 620	. . 3 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) ) -> ( C =/= c -> D = d ) )
92	1, 91	syl5bir 222	. 2 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) ) -> ( -. C = c -> D = d ) )
93	92	orrd 380	1 |- ( ( ( ( N e. NN /\ A e. ( EE ` N ) /\ B e. ( EE ` N ) ) /\ ( ( C e. ( EE ` N ) /\ D e. ( EE ` N ) /\ c e. ( EE ` N ) ) /\ ( d e. ( EE ` N ) /\ b e. ( EE ` N ) ) ) ) /\ ( ( ( A =/= B /\ B =/= C ) /\ ( B Btwn <. A , C >. /\ B Btwn <. A , D >. ) ) /\ ( ( D Btwn <. A , c >. /\ <. D , c >.Cgr <. C , D >. ) /\ ( C Btwn <. A , d >. /\ <. C , d >.Cgr <. C , D >. ) ) /\ ( ( c Btwn <. A , b >. /\ <. c , b >.Cgr <. C , B >. ) /\ ( d Btwn <. A , b >. /\ <. d , b >.Cgr <. D , B >. ) ) ) ) -> ( C = c \/ D = d ) )

Syntax hints:   -. wn 3   -> wi 4   <-> wb 188   \/ wo 370   /\ wa 371   /\ w3a 986   = wceq 1446   e. wcel 1889   =/= wne 2624   E.wrex 2740   <.cop 3976   class class class wbr 4405   ` cfv 5585   NNcn 10616   EEcee 24930   Btwn cbtwn 24931  Cgrccgr 24932

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1671  ax-4 1684  ax-5 1760  ax-6 1807  ax-7 1853  ax-8 1891  ax-9 1898  ax-10 1917  ax-11 1922  ax-12 1935  ax-13 2093  ax-ext 2433  ax-rep 4518  ax-sep 4528  ax-nul 4537  ax-pow 4584  ax-pr 4642  ax-un 6588  ax-inf2 8151  ax-cnex 9600  ax-resscn 9601  ax-1cn 9602  ax-icn 9603  ax-addcl 9604  ax-addrcl 9605  ax-mulcl 9606  ax-mulrcl 9607  ax-mulcom 9608  ax-addass 9609  ax-mulass 9610  ax-distr 9611  ax-i2m1 9612  ax-1ne0 9613  ax-1rid 9614  ax-rnegex 9615  ax-rrecex 9616  ax-cnre 9617  ax-pre-lttri 9618  ax-pre-lttrn 9619  ax-pre-ltadd 9620  ax-pre-mulgt0 9621  ax-pre-sup 9622

This theorem depends on definitions:  df-bi 189  df-or 372  df-an 373  df-3or 987  df-3an 988  df-tru 1449  df-fal 1452  df-ex 1666  df-nf 1670  df-sb 1800  df-eu 2305  df-mo 2306  df-clab 2440  df-cleq 2446  df-clel 2449  df-nfc 2583  df-ne 2626  df-nel 2627  df-ral 2744  df-rex 2745  df-reu 2746  df-rmo 2747  df-rab 2748  df-v 3049  df-sbc 3270  df-csb 3366  df-dif 3409  df-un 3411  df-in 3413  df-ss 3420  df-pss 3422  df-nul 3734  df-if 3884  df-pw 3955  df-sn 3971  df-pr 3973  df-tp 3975  df-op 3977  df-uni 4202  df-int 4238  df-iun 4283  df-br 4406  df-opab 4465  df-mpt 4466  df-tr 4501  df-eprel 4748  df-id 4752  df-po 4758  df-so 4759  df-fr 4796  df-se 4797  df-we 4798  df-xp 4843  df-rel 4844  df-cnv 4845  df-co 4846  df-dm 4847  df-rn 4848  df-res 4849  df-ima 4850  df-pred 5383  df-ord 5429  df-on 5430  df-lim 5431  df-suc 5432  df-iota 5549  df-fun 5587  df-fn 5588  df-f 5589  df-f1 5590  df-fo 5591  df-f1o 5592  df-fv 5593  df-isom 5594  df-riota 6257  df-ov 6298  df-oprab 6299  df-mpt2 6300  df-om 6698  df-1st 6798  df-2nd 6799  df-wrecs 7033  df-recs 7095  df-rdg 7133  df-1o 7187  df-oadd 7191  df-er 7368  df-map 7479  df-en 7575  df-dom 7576  df-sdom 7577  df-fin 7578  df-sup 7961  df-oi 8030  df-card 8378  df-pnf 9682  df-mnf 9683  df-xr 9684  df-ltxr 9685  df-le 9686  df-sub 9867  df-neg 9868  df-div 10277  df-nn 10617  df-2 10675  df-3 10676  df-n0 10877  df-z 10945  df-uz 11167  df-rp 11310  df-ico 11648  df-icc 11649  df-fz 11792  df-fzo 11923  df-seq 12221  df-exp 12280  df-hash 12523  df-cj 13174  df-re 13175  df-im 13176  df-sqrt 13310  df-abs 13311  df-clim 13564  df-sum 13765  df-ee 24933  df-btwn 24934  df-cgr 24935  df-ofs 30762  df-colinear 30818  df-ifs 30819  df-cgr3 30820  df-fs 30821

This theorem is referenced by:  btwnconn1lem14  30879