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Theorem crre 12705
Description: The real part of a complex number representation. Definition 10-3.1 of [Gleason] p. 132. (Contributed by NM, 12-May-2005.) (Revised by Mario Carneiro, 7-Nov-2013.)
Assertion
Ref Expression
crre  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( Re `  ( A  +  ( _i  x.  B ) ) )  =  A )

Proof of Theorem crre
StepHypRef Expression
1 recn 9473 . . . 4  |-  ( A  e.  RR  ->  A  e.  CC )
2 ax-icn 9442 . . . . 5  |-  _i  e.  CC
3 recn 9473 . . . . 5  |-  ( B  e.  RR  ->  B  e.  CC )
4 mulcl 9467 . . . . 5  |-  ( ( _i  e.  CC  /\  B  e.  CC )  ->  ( _i  x.  B
)  e.  CC )
52, 3, 4sylancr 663 . . . 4  |-  ( B  e.  RR  ->  (
_i  x.  B )  e.  CC )
6 addcl 9465 . . . 4  |-  ( ( A  e.  CC  /\  ( _i  x.  B
)  e.  CC )  ->  ( A  +  ( _i  x.  B
) )  e.  CC )
71, 5, 6syl2an 477 . . 3  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( A  +  ( _i  x.  B ) )  e.  CC )
8 reval 12697 . . 3  |-  ( ( A  +  ( _i  x.  B ) )  e.  CC  ->  (
Re `  ( A  +  ( _i  x.  B ) ) )  =  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 ) )
97, 8syl 16 . 2  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( Re `  ( A  +  ( _i  x.  B ) ) )  =  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 ) )
10 cjcl 12696 . . . . . 6  |-  ( ( A  +  ( _i  x.  B ) )  e.  CC  ->  (
* `  ( A  +  ( _i  x.  B ) ) )  e.  CC )
117, 10syl 16 . . . . 5  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( * `  ( A  +  ( _i  x.  B ) ) )  e.  CC )
127, 11addcld 9506 . . . 4  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( A  +  ( _i  x.  B
) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  e.  CC )
1312halfcld 10670 . . 3  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  e.  CC )
141adantr 465 . . 3  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  A  e.  CC )
15 recl 12701 . . . . . . 7  |-  ( ( A  +  ( _i  x.  B ) )  e.  CC  ->  (
Re `  ( A  +  ( _i  x.  B ) ) )  e.  RR )
167, 15syl 16 . . . . . 6  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( Re `  ( A  +  ( _i  x.  B ) ) )  e.  RR )
179, 16eqeltrrd 2540 . . . . 5  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  e.  RR )
18 simpl 457 . . . . 5  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  A  e.  RR )
1917, 18resubcld 9877 . . . 4  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 )  -  A
)  e.  RR )
202a1i 11 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  _i  e.  CC )
213adantl 466 . . . . . . . 8  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  B  e.  CC )
222, 21, 4sylancr 663 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( _i  x.  B
)  e.  CC )
237, 11subcld 9820 . . . . . . . 8  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) )  e.  CC )
2423halfcld 10670 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  e.  CC )
2520, 22, 24subdid 9901 . . . . . 6  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( _i  x.  (
( _i  x.  B
)  -  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `
 ( A  +  ( _i  x.  B
) ) ) )  /  2 ) ) )  =  ( ( _i  x.  ( _i  x.  B ) )  -  ( _i  x.  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 ) ) ) )
2614, 22, 14pnpcand 9857 . . . . . . . . . . . . . 14  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( A  +  ( _i  x.  B
) )  -  ( A  +  A )
)  =  ( ( _i  x.  B )  -  A ) )
2722, 14, 22pnpcan2d 9858 . . . . . . . . . . . . . 14  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( _i  x.  B )  +  ( _i  x.  B
) )  -  ( A  +  ( _i  x.  B ) ) )  =  ( ( _i  x.  B )  -  A ) )
2826, 27eqtr4d 2495 . . . . . . . . . . . . 13  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( A  +  ( _i  x.  B
) )  -  ( A  +  A )
)  =  ( ( ( _i  x.  B
)  +  ( _i  x.  B ) )  -  ( A  +  ( _i  x.  B
) ) ) )
2928oveq1d 6205 . . . . . . . . . . . 12  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  -  ( A  +  A
) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  =  ( ( ( ( _i  x.  B )  +  ( _i  x.  B ) )  -  ( A  +  ( _i  x.  B ) ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) ) )
3014, 14addcld 9506 . . . . . . . . . . . . 13  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( A  +  A
)  e.  CC )
317, 11, 30addsubd 9841 . . . . . . . . . . . 12  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  -  ( A  +  A ) )  =  ( ( ( A  +  ( _i  x.  B ) )  -  ( A  +  A ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) ) )
3222, 22addcld 9506 . . . . . . . . . . . . 13  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( _i  x.  B )  +  ( _i  x.  B ) )  e.  CC )
3332, 7, 11subsubd 9848 . . . . . . . . . . . 12  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( _i  x.  B )  +  ( _i  x.  B
) )  -  (
( A  +  ( _i  x.  B ) )  -  ( * `
 ( A  +  ( _i  x.  B
) ) ) ) )  =  ( ( ( ( _i  x.  B )  +  ( _i  x.  B ) )  -  ( A  +  ( _i  x.  B ) ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) ) )
3429, 31, 333eqtr4d 2502 . . . . . . . . . . 11  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  -  ( A  +  A ) )  =  ( ( ( _i  x.  B )  +  ( _i  x.  B ) )  -  ( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) ) ) )
35142timesd 10668 . . . . . . . . . . . 12  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( 2  x.  A
)  =  ( A  +  A ) )
3635oveq2d 6206 . . . . . . . . . . 11  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  -  ( 2  x.  A ) )  =  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  -  ( A  +  A
) ) )
37222timesd 10668 . . . . . . . . . . . 12  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( 2  x.  (
_i  x.  B )
)  =  ( ( _i  x.  B )  +  ( _i  x.  B ) ) )
3837oveq1d 6205 . . . . . . . . . . 11  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( 2  x.  ( _i  x.  B
) )  -  (
( A  +  ( _i  x.  B ) )  -  ( * `
 ( A  +  ( _i  x.  B
) ) ) ) )  =  ( ( ( _i  x.  B
)  +  ( _i  x.  B ) )  -  ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  ( _i  x.  B ) ) ) ) ) )
3934, 36, 383eqtr4d 2502 . . . . . . . . . 10  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  -  ( 2  x.  A ) )  =  ( ( 2  x.  ( _i  x.  B ) )  -  ( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) ) ) )
4039oveq1d 6205 . . . . . . . . 9  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  -  ( 2  x.  A
) )  /  2
)  =  ( ( ( 2  x.  (
_i  x.  B )
)  -  ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  (
_i  x.  B )
) ) ) )  /  2 ) )
41 2cn 10493 . . . . . . . . . . 11  |-  2  e.  CC
42 mulcl 9467 . . . . . . . . . . 11  |-  ( ( 2  e.  CC  /\  A  e.  CC )  ->  ( 2  x.  A
)  e.  CC )
4341, 14, 42sylancr 663 . . . . . . . . . 10  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( 2  x.  A
)  e.  CC )
4441a1i 11 . . . . . . . . . 10  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  2  e.  CC )
45 2ne0 10515 . . . . . . . . . . 11  |-  2  =/=  0
4645a1i 11 . . . . . . . . . 10  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  2  =/=  0 )
4712, 43, 44, 46divsubdird 10247 . . . . . . . . 9  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  -  ( 2  x.  A
) )  /  2
)  =  ( ( ( ( A  +  ( _i  x.  B
) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  -  ( ( 2  x.  A )  / 
2 ) ) )
48 mulcl 9467 . . . . . . . . . . 11  |-  ( ( 2  e.  CC  /\  ( _i  x.  B
)  e.  CC )  ->  ( 2  x.  ( _i  x.  B
) )  e.  CC )
4941, 22, 48sylancr 663 . . . . . . . . . 10  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( 2  x.  (
_i  x.  B )
)  e.  CC )
5049, 23, 44, 46divsubdird 10247 . . . . . . . . 9  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( 2  x.  ( _i  x.  B ) )  -  ( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) ) )  /  2
)  =  ( ( ( 2  x.  (
_i  x.  B )
)  /  2 )  -  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 ) ) )
5140, 47, 503eqtr3d 2500 . . . . . . . 8  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 )  -  (
( 2  x.  A
)  /  2 ) )  =  ( ( ( 2  x.  (
_i  x.  B )
)  /  2 )  -  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 ) ) )
5214, 44, 46divcan3d 10213 . . . . . . . . 9  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( 2  x.  A )  /  2
)  =  A )
5352oveq2d 6206 . . . . . . . 8  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 )  -  (
( 2  x.  A
)  /  2 ) )  =  ( ( ( ( A  +  ( _i  x.  B
) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  -  A ) )
5422, 44, 46divcan3d 10213 . . . . . . . . 9  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( 2  x.  ( _i  x.  B
) )  /  2
)  =  ( _i  x.  B ) )
5554oveq1d 6205 . . . . . . . 8  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( 2  x.  ( _i  x.  B ) )  / 
2 )  -  (
( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) )  /  2 ) )  =  ( ( _i  x.  B )  -  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 ) ) )
5651, 53, 553eqtr3d 2500 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 )  -  A
)  =  ( ( _i  x.  B )  -  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 ) ) )
5756oveq2d 6206 . . . . . 6  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( _i  x.  (
( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  -  A ) )  =  ( _i  x.  ( ( _i  x.  B )  -  (
( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) )  /  2 ) ) ) )
5820, 20, 21mulassd 9510 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( _i  x.  _i )  x.  B
)  =  ( _i  x.  ( _i  x.  B ) ) )
5920, 23, 44, 46divassd 10243 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( _i  x.  ( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) ) )  /  2
)  =  ( _i  x.  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 ) ) )
6058, 59oveq12d 6208 . . . . . 6  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( _i  x.  _i )  x.  B )  -  (
( _i  x.  (
( A  +  ( _i  x.  B ) )  -  ( * `
 ( A  +  ( _i  x.  B
) ) ) ) )  /  2 ) )  =  ( ( _i  x.  ( _i  x.  B ) )  -  ( _i  x.  ( ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 ) ) ) )
6125, 57, 603eqtr4d 2502 . . . . 5  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( _i  x.  (
( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  -  A ) )  =  ( ( ( _i  x.  _i )  x.  B )  -  ( ( _i  x.  ( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) ) )  /  2
) ) )
62 ixi 10066 . . . . . . . 8  |-  ( _i  x.  _i )  = 
-u 1
63 neg1rr 10527 . . . . . . . 8  |-  -u 1  e.  RR
6462, 63eqeltri 2535 . . . . . . 7  |-  ( _i  x.  _i )  e.  RR
65 simpr 461 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  B  e.  RR )
66 remulcl 9468 . . . . . . 7  |-  ( ( ( _i  x.  _i )  e.  RR  /\  B  e.  RR )  ->  (
( _i  x.  _i )  x.  B )  e.  RR )
6764, 65, 66sylancr 663 . . . . . 6  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( _i  x.  _i )  x.  B
)  e.  RR )
68 cjth 12694 . . . . . . . . 9  |-  ( ( A  +  ( _i  x.  B ) )  e.  CC  ->  (
( ( A  +  ( _i  x.  B
) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  e.  RR  /\  ( _i  x.  (
( A  +  ( _i  x.  B ) )  -  ( * `
 ( A  +  ( _i  x.  B
) ) ) ) )  e.  RR ) )
6968simprd 463 . . . . . . . 8  |-  ( ( A  +  ( _i  x.  B ) )  e.  CC  ->  (
_i  x.  ( ( A  +  ( _i  x.  B ) )  -  ( * `  ( A  +  ( _i  x.  B ) ) ) ) )  e.  RR )
707, 69syl 16 . . . . . . 7  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( _i  x.  (
( A  +  ( _i  x.  B ) )  -  ( * `
 ( A  +  ( _i  x.  B
) ) ) ) )  e.  RR )
7170rehalfcld 10672 . . . . . 6  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( _i  x.  ( ( A  +  ( _i  x.  B
) )  -  (
* `  ( A  +  ( _i  x.  B ) ) ) ) )  /  2
)  e.  RR )
7267, 71resubcld 9877 . . . . 5  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( _i  x.  _i )  x.  B )  -  (
( _i  x.  (
( A  +  ( _i  x.  B ) )  -  ( * `
 ( A  +  ( _i  x.  B
) ) ) ) )  /  2 ) )  e.  RR )
7361, 72eqeltrd 2539 . . . 4  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( _i  x.  (
( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  -  A ) )  e.  RR )
74 rimul 10414 . . . 4  |-  ( ( ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 )  -  A
)  e.  RR  /\  ( _i  x.  (
( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  -  A ) )  e.  RR )  -> 
( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 )  -  A
)  =  0 )
7519, 73, 74syl2anc 661 . . 3  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  (
_i  x.  B )
) ) )  / 
2 )  -  A
)  =  0 )
7613, 14, 75subeq0d 9828 . 2  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( ( ( A  +  ( _i  x.  B ) )  +  ( * `  ( A  +  ( _i  x.  B ) ) ) )  /  2 )  =  A )
779, 76eqtrd 2492 1  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( Re `  ( A  +  ( _i  x.  B ) ) )  =  A )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    /\ wa 369    = wceq 1370    e. wcel 1758    =/= wne 2644   ` cfv 5516  (class class class)co 6190   CCcc 9381   RRcr 9382   0cc0 9383   1c1 9384   _ici 9385    + caddc 9386    x. cmul 9388    - cmin 9696   -ucneg 9697    / cdiv 10094   2c2 10472   *ccj 12687   Recre 12688
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1592  ax-4 1603  ax-5 1671  ax-6 1710  ax-7 1730  ax-8 1760  ax-9 1762  ax-10 1777  ax-11 1782  ax-12 1794  ax-13 1952  ax-ext 2430  ax-sep 4511  ax-nul 4519  ax-pow 4568  ax-pr 4629  ax-un 6472  ax-resscn 9440  ax-1cn 9441  ax-icn 9442  ax-addcl 9443  ax-addrcl 9444  ax-mulcl 9445  ax-mulrcl 9446  ax-mulcom 9447  ax-addass 9448  ax-mulass 9449  ax-distr 9450  ax-i2m1 9451  ax-1ne0 9452  ax-1rid 9453  ax-rnegex 9454  ax-rrecex 9455  ax-cnre 9456  ax-pre-lttri 9457  ax-pre-lttrn 9458  ax-pre-ltadd 9459  ax-pre-mulgt0 9460
This theorem depends on definitions:  df-bi 185  df-or 370  df-an 371  df-3or 966  df-3an 967  df-tru 1373  df-ex 1588  df-nf 1591  df-sb 1703  df-eu 2264  df-mo 2265  df-clab 2437  df-cleq 2443  df-clel 2446  df-nfc 2601  df-ne 2646  df-nel 2647  df-ral 2800  df-rex 2801  df-reu 2802  df-rmo 2803  df-rab 2804  df-v 3070  df-sbc 3285  df-csb 3387  df-dif 3429  df-un 3431  df-in 3433  df-ss 3440  df-nul 3736  df-if 3890  df-pw 3960  df-sn 3976  df-pr 3978  df-op 3982  df-uni 4190  df-br 4391  df-opab 4449  df-mpt 4450  df-id 4734  df-po 4739  df-so 4740  df-xp 4944  df-rel 4945  df-cnv 4946  df-co 4947  df-dm 4948  df-rn 4949  df-res 4950  df-ima 4951  df-iota 5479  df-fun 5518  df-fn 5519  df-f 5520  df-f1 5521  df-fo 5522  df-f1o 5523  df-fv 5524  df-riota 6151  df-ov 6193  df-oprab 6194  df-mpt2 6195  df-er 7201  df-en 7411  df-dom 7412  df-sdom 7413  df-pnf 9521  df-mnf 9522  df-xr 9523  df-ltxr 9524  df-le 9525  df-sub 9698  df-neg 9699  df-div 10095  df-2 10481  df-cj 12690  df-re 12691
This theorem is referenced by:  crim  12706  replim  12707  mulre  12712  recj  12715  reneg  12716  readd  12717  remullem  12719  rei  12747  crrei  12783  crred  12822  rennim  12830  absreimsq  12883  4sqlem4  14115  2sqlem2  22819  cnre2csqima  26475
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