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Theorem
2re
5940
Description:
The number 2 is real.
Assertion
Ref
Expression
2re
Proof of Theorem
2re
Step
Hyp
Ref
Expression
1
df-2
5931
. 2
2
1re
5422
. . 3
3
2, 2
readdcl
5321
. 2
4
1, 3
eqeltr
1543
1
Colors of variables:
wff
set
class
Syntax hints:
wcel
957
(
class class class
)
co
3960
cr
5220
c1
5222
caddc
5224
c2
5922
This theorem is referenced by:
2cn
5941
3re
5942
2ne0
5951
3pos
5952
halfgt0
5990
halflt1
5991
halfpm6th
5993
rehalfclt
5995
halfpos2t
5998
halfnneg2t
5999
nominpos
6004
avglet
6005
nn0lele2x
6096
halfnz
6155
nneo
6158
flhalft
6206
expubndt
6558
discrlem1
6606
discrlem2
6607
nnesq
6612
nn0opthlem2
6615
nn0opthlem2OLD
6616
sqr4
6668
sqr2gt1lt2
6670
sqr2irrlem1
6675
sqr2irrlem4
6678
sqr2irr
6680
sqr2re
6681
abstri
6856
abs3lem
6866
faclbnd2
6912
faclbnd4lem1
6914
faclbnd5
6919
climunii
7066
climaddlem3
7085
ser1f0
7141
fnsmnt
7197
expcnvlem5
7202
erelem1
7297
erelem2
7298
erelem3
7299
erelem4
7300
ele3lem
7304
ege2le3lem2
7307
efaddlem8
7323
efaddlem12
7327
efaddlem15
7330
efaddlem20
7335
efaddlem22
7337
efaddlem23
7338
efaddlem25
7340
eirrlem1
7366
eirrlem3
7368
reeff1olem2
7401
reeff1olem2OLD
7403
sin01bndlem1
7445
cos01bndlem2
7448
cos2bnd
7453
sin01gt0
7454
cos01gt0
7455
sin02gt0
7456
sincos2sgn
7458
sin4lt0
7459
znnen
7481
ruclem1
7489
ruclem2
7490
ruclem3
7491
ruclem13
7501
ruclem25
7513
ruclem26
7514
metge0
7800
bl2in
7825
dscmet
7901
bcthlem1
7982
bcthlem8
7989
bcthlem21
8002
nvge0
8287
ipid
8349
ubthlem12
8524
ubthlem13
8525
ubthlem14
8526
minveclem16
8544
minveclem21
8549
minveclem25
8553
minveclem26
8554
minveclem27
8555
minveclem35
8563
minveclem38
8566
pilem1
8654
pilem2
8655
pilem3
8656
pigt2lt4
8658
sinhalfpilem
8662
sinperlem1
8669
sincosq1lem
8684
sincosq1sgn
8685
sincosq2sgn
8686
sincosq3sgn
8687
sincosq4sgn
8688
sinq12gt0t
8689
sincos4thpi
8691
sincos6thpi
8692
cosh111lem1
8693
efif
8700
efifolem2
8702
efifolem3
8703
efifolem4
8704
efifolem6
8706
efifolem7
8707
efif1lem1
8709
efif1lem2
8710
efif1lem4
8712
efif1lem5
8713
efif1lem6
8714
efif1lem7
8715
circgrp
8724
shftefif1olem
8725
effoi
8729
efper
8731
normlem7
8966
norm-ii
8988
norm3lem
9000
norm3lemt
9003
normpar2
9007
bcsALT
9034
hlimcaui
9094
hlimunii
9096
projlem1
9174
projlem2
9175
projlem3
9176
projlem4
9177
projlem5
9178
projlem6
9179
projlem18
9191
projlem28
9201
hmopidmch
10070
stadd
10164
cdj3lem1
10352
dmse1
10574
msr3
10576
msr4
10577
mslb1
10580
msra3
10582
iintlem1
10583
This theorem was proved from axioms:
ax-1
4
ax-2
5
ax-3
6
ax-mp
7
ax-7
961
ax-gen
962
ax-8
963
ax-9
964
ax-10
965
ax-11
966
ax-12
967
ax-13
968
ax-14
969
ax-17
970
ax-4
972
ax-5o
974
ax-6o
977
ax-9o
1122
ax-10o
1139
ax-16
1210
ax-11o
1218
ax-ext
1459
ax-rep
2690
ax-sep
2700
ax-nul
2707
ax-pow
2739
ax-pr
2776
ax-un
2863
ax-inf2
4612
This theorem depends on definitions:
df-bi
147
df-or
224
df-an
225
df-3or
775
df-3an
776
df-ex
980
df-sb
1172
df-eu
1382
df-mo
1383
df-clab
1464
df-cleq
1469
df-clel
1472
df-ne
1586
df-ral
1648
df-rex
1649
df-reu
1650
df-rab
1651
df-v
1810
df-sbc
1940
df-csb
2000
df-dif
2047
df-un
2048
df-in
2049
df-ss
2051
df-pss
2053
df-nul
2279
df-if
2360
df-pw
2400
df-sn
2410
df-pr
2411
df-tp
2413
df-op
2414
df-uni
2501
df-int
2531
df-iun
2565
df-br
2617
df-opab
2664
df-tr
2678
df-eprel
2829
df-id
2832
df-po
2837
df-so
2847
df-fr
2914
df-we
2931
df-ord
2948
df-on
2949
df-lim
2950
df-suc
2951
df-om
3129
df-xp
3181
df-rel
3182
df-cnv
3183
df-co
3184
df-dm
3185
df-rn
3186
df-res
3187
df-ima
3188
df-fun
3189
df-fn
3190
df-f
3191
df-fv
3195
df-rdg
3929
df-opr
3962
df-oprab
3963
df-1st
4076
df-2nd
4077
df-1o
4130
df-oadd
4132
df-omul
4133
df-er
4258
df-ec
4260
df-qs
4263
df-ni
4987
df-pli
4988
df-mi
4989
df-lti
4990
df-plpq
5022
df-mpq
5023
df-enq
5024
df-nq
5025
df-plq
5026
df-mq
5027
df-rq
5028
df-ltq
5029
df-1q
5030
df-np
5073
df-1p
5074
df-plp
5075
df-mp
5076
df-ltp
5077
df-plpr
5151
df-mpr
5152
df-enr
5153
df-nr
5154
df-plr
5155
df-mr
5156
df-ltr
5157
df-0r
5158
df-1r
5159
df-m1r
5160
df-c
5227
df-0
5228
df-1
5229
df-i
5230
df-r
5231
df-plus
5232
df-mul
5233
df-sub
5343
df-neg
5345
df-2
5931
Copyright terms:
Public domain