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Theorem
2re
6958
Description:
The number 2 is real.
Assertion
Ref
Expression
2re
Proof of Theorem
2re
Step
Hyp
Ref
Expression
1
df-2
6949
. 2
2
1re
6394
. . 3
3
2
,
2
readdcli
6283
. 2
4
1
,
3
eqeltri
1804
1
Colors of variables:
wff
set
class
Syntax hints:
wcel
1138
(
class class class
)
co
4695
cr
6181
c1
6183
caddc
6185
c2
6940
This theorem is referenced by:
2cn
6959
3re
6960
2ne0
6969
3pos
6970
2lt3
7008
1lt3
7009
halfgt0
7010
halflt1
7011
halfpm6th
7013
rehalfcl
7015
halfpos2
7018
halfnneg2
7019
addltmul
7024
nominpos
7025
avgle
7026
nn0lele2xi
7139
halfnz
7201
nneoi
7204
flhalf
7282
fzprval
7482
fztpval
7483
expubnd
7648
discrlem1
7701
discrlem2
7702
nnesqi
7707
nn0opthlem2
7710
sqr4
7762
sqr2gt1lt2
7764
sqr2irrlem1
7769
sqr2irrlem4
7772
sqr2irr
7774
sqr2re
7775
abstrii
7938
abs3lemi
7948
faclbnd2
7993
faclbnd4lem1
7995
faclbnd5
8000
climunii
8153
climaddlem3
8171
arisumi
8282
expcnvlem5
8287
erelem1
8376
erelem2
8377
erelem3
8378
erelem4
8379
ele3lem
8383
ege2le3lem2
8386
efaddlem8
8402
efaddlem12
8406
efaddlem15
8409
efaddlem20
8414
efaddlem22
8416
efaddlem23
8417
efaddlem25
8419
eirrlem1
8446
eirrlem3
8448
egt2OLD
8452
egt2lt3
8454
reeff1olem2
8485
sin01bndlem1
8528
cos01bndlem2
8531
cos2bnd
8536
sin01gt0
8537
cos01gt0
8538
sin02gt0
8539
sincos2sgn
8541
sin4lt0
8542
znnen
8566
ruclem1
8574
ruclem2
8575
ruclem3
8576
ruclem13
8586
ruclem25
8598
ruclem26
8599
metge0
8891
bl2in
8915
dscmet
8991
bcthlem1
9072
bcthlem8
9079
bcthlem21
9092
nvge0
9429
vacnlem3
9464
ipid
9497
ubthlem12
9678
ubthlem12OLD
9679
ubthlem13
9680
ubthlem13OLD
9681
ubthlem14
9682
minveclem16
9700
minveclem21
9705
minveclem25
9709
minveclem26
9710
minveclem27
9711
minveclem35
9719
minveclem38
9722
pilem1
9815
pilem2
9816
pilem3
9817
pigt2lt4
9819
sinhalfpilem
9823
sinperlem1
9830
sincosq1lem
9847
sincosq1sgn
9848
sincosq2sgn
9849
sincosq3sgn
9850
sincosq4sgn
9851
sinq12gt0t
9852
sincos4thpi
9855
sincos6thpi
9856
sineq0re
9862
cosh111lem1
9863
efif
9870
efifolem2
9872
efifolem3
9873
efifolem4
9874
efifolem6
9876
efifolem7
9877
efif1lem1
9879
efif1lem2
9880
efif1lem4
9882
efif1lem5
9883
efif1lem6
9884
efif1lem7
9885
circgrp
9889
shftefif1olem
9890
effoi
9894
efper
9896
normlem7
10407
norm-ii.i
10429
norm3lem
10441
norm3lemt
10444
normpar2i
10448
bcsiALT
10471
hlimcauii
10531
hlimuniii
10533
projlem1
10611
projlem2
10612
projlem3
10613
projlem4
10614
projlem5
10615
projlem6
10616
projlem18
10628
projlem28
10638
opsqrlem3
11505
opsqrlem6
11508
hmopidmchi
11515
staddi
11610
cdj3lem1
11798
addltmulALT
11810
isprm3
13568
4nprm
13573
cntrsetlem
14709
dmse1
14711
msr3
14713
mslb1
14717
msra3
14719
iintlem1
14720
epos
15047
rddif
15480
absrdbnd
15481
fsumltisumi
15505
csbrni
15514
trirni
15515
blhalf
15528
mettrifi
15529
iihalf1
15554
iihalf2
15555
sstotbnd
15618
totbndss
15619
isbnd3
15623
heiborlem16
15652
heiborlem27
15663
heiborlem28
15664
heiborlem30
15666
heiborlem31
15667
heiborlem32
15668
heiborlem33
15669
heiborlem35
15671
heiborlem36
15672
bfp
15691
rrntotbndlem1
15702
rrntotbndlem2
15703
rrntotbnd
15704
phtpycolem1
15733
phtpycolem2
15734
phtpycolem3
15735
phtpycolem4
15736
phtpycolem5
15737
phtpyco
15738
pcoval1
15756
pcoval2
15757
pcocn
15758
pco0
15759
pco1
15760
pcohtpylem1
15762
pcohtpylem2
15763
pcohtpylem3
15764
pcohtpy
15765
pcopt
15766
pcoass
15767
pcorevlem
15768
pcorev
15769
stb2val1
16494
stb2val2
16495
stb3val2
16499
stb3val3
16500
stb2xpl
16501
stb3xpl
16502
divrngmclNEW
16893
invrcl
16900
This theorem was proved from axioms:
ax-1
4
ax-2
5
ax-3
6
ax-mp
7
ax-7
1142
ax-gen
1143
ax-8
1144
ax-9
1145
ax-10
1146
ax-11
1147
ax-12
1148
ax-13
1149
ax-14
1150
ax-17
1155
ax-4
1157
ax-5o
1159
ax-6o
1162
ax-9o
1319
ax-10o
1338
ax-16
1418
ax-11o
1426
ax-ext
1702
ax-rep
3243
ax-sep
3253
ax-nul
3260
ax-pow
3296
ax-pr
3339
ax-un
3601
ax-inf2
5540
This theorem depends on definitions:
df-bi
163
df-or
240
df-an
241
df-3or
856
df-3an
857
df-ex
1165
df-sb
1374
df-eu
1613
df-mo
1614
df-clab
1709
df-cleq
1714
df-clel
1717
df-ne
1856
df-ral
1943
df-rex
1944
df-reu
1945
df-rab
1946
df-v
2127
df-sbc
2287
df-csb
2374
df-dif
2430
df-un
2433
df-in
2436
df-ss
2438
df-pss
2440
df-nul
2702
df-if
2807
df-pw
2859
df-sn
2873
df-pr
2874
df-tp
2876
df-op
2877
df-uni
3000
df-int
3037
df-iun
3079
df-br
3159
df-opab
3214
df-tr
3230
df-eprel
3398
df-id
3401
df-po
3406
df-so
3419
df-fr
3440
df-we
3459
df-ord
3475
df-on
3476
df-lim
3477
df-suc
3478
df-om
3761
df-xp
3811
df-rel
3812
df-cnv
3813
df-co
3814
df-dm
3815
df-rn
3816
df-res
3817
df-ima
3818
df-fun
3819
df-fn
3820
df-f
3821
df-f1
3822
df-fo
3823
df-f1o
3824
df-fv
3825
df-opr
4697
df-oprab
4698
df-mpt
4817
df-1st
4831
df-2nd
4832
df-iota
4900
df-rdg
4951
df-1o
4988
df-oadd
4990
df-omul
4991
df-er
5129
df-ec
5131
df-qs
5134
df-en
5238
df-dom
5239
df-sdom
5240
df-undef
5367
df-riota
5371
df-ni
5948
df-pli
5949
df-mi
5950
df-lti
5951
df-plpq
5983
df-mpq
5984
df-enq
5985
df-nq
5986
df-plq
5987
df-mq
5988
df-rq
5989
df-ltq
5990
df-1q
5991
df-np
6034
df-1p
6035
df-plp
6036
df-mp
6037
df-ltp
6038
df-plpr
6112
df-mpr
6113
df-enr
6114
df-nr
6115
df-plr
6116
df-mr
6117
df-ltr
6118
df-0r
6119
df-1r
6120
df-m1r
6121
df-c
6188
df-0
6189
df-1
6190
df-i
6191
df-r
6192
df-plus
6193
df-mul
6194
df-sub
6307
df-neg
6309
df-2
6949
Copyright terms:
Public domain