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| Description: Substitution of equal classes into membership relation. |
| Ref | Expression |
|---|---|
| eqeltr.1 |
|
| eqeltr.2 |
|
| Ref | Expression |
|---|---|
| eqeltr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqeltr.2 |
. 2
| |
| 2 | eqeltr.1 |
. . 3
| |
| 3 | 2 | eleq1i 1534 |
. 2
|
| 4 | 1, 3 | mpbir 190 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: eqeltrr 1542 intab 2555 inex2 2712 zfpair 2772 opex 2777 uniopel 2804 unisn2 2870 tpex 2873 elvvuni 3224 isarep2 3570 fopabex2 3604 fvex 3723 abrexexlem2 3850 abrexex2 3862 oprex 3974 oprabex 4010 1on 4128 oesuc 4156 oecl 4162 nnecl 4221 1onn 4243 2onn 4244 supex 4557 inf0 4586 oancom 4613 rankr1 4654 hta 4708 aceq5lem4 4718 aceq5lem5 4719 ac6lem 4734 kmlem10 4754 brdom7disj 4784 brdom6disj 4785 cardon 4807 cardid 4808 alephon 4845 alephfplem1 4876 nqex 5029 srex 5159 axcnex 5247 ax1cn 5249 negex 5345 subcl 5346 xrex 5472 pnfxr 5473 mnfxr 5474 pnfnemnf 5517 divcl 5687 redivcl 5762 nnsub 5911 2re 5934 3re 5936 4re 5937 5re 5938 6re 5939 7re 5940 8re 5941 9re 5942 10re 5943 2nn 5954 3nn 5955 nneo 6152 zeot 6154 om2uzuz 6242 ser1recl 6276 ser0cl1 6504 discrlem1 6594 sqrlem7 6617 inelr 6673 facclt 6885 facwordit 6889 faclbnd2 6891 bccl2t 6917 sumex 6927 iserzshft 7088 iserzabslem 7122 cvgcmp2lem 7124 isumshft 7147 isumshft2 7148 infcvglem1 7164 infcvglem2 7165 infcvglem3 7166 ivthlem5 7228 isupivth 7233 ivthlem5OLD 7237 reefcl 7267 erelem7 7275 ere 7280 efaddlem7 7294 efaddlem8 7295 efaddlem21 7308 ef1tllem 7331 absef01tlub 7337 eirrlem2 7339 efcnlem2 7368 sin01bndlem1 7417 sin01bndlem2 7418 cos01bndlem2 7420 ruclem5 7465 ruclem13 7473 ruclem15 7475 ruclem34 7494 infxpidmlem8 7510 infxpidmlem9 7511 infmap2lem2 7530 indistop 7598 fctop2 7601 lpval 7693 ismsi 7751 metxp 7786 opntop 7822 cncfmet 7857 remet 7862 rehaus 7869 lmfex 7910 fsumcnlem 7939 bcthlem12 7960 bcthlem15 7963 bcthlem30 7978 issubg 8068 issubgi 8074 ghgrpilem4 8088 isvci 8153 isnvi 8184 imsval 8267 imsmetlem 8274 ipfval 8299 sspval 8329 lnoval 8360 islno 8361 nmofval 8370 nmoval 8371 bloval 8386 0ofval 8392 0oval 8393 blocni 8409 ajfval 8413 hmoval 8414 cnph 8422 isph 8425 phpar 8427 ipasslem7 8440 siilem2 8456 ubthlem1 8473 ubthlem6 8478 minveclem12 8500 minveccl 8528 hlex 8543 htthlem11 8573 sincn 8607 coscn 8608 pilem3 8611 circgrpOLD 8677 pilog 8707 normlem2 8916 normlem3 8917 normlem6 8920 shex 9016 h0elch 9066 hhsssh 9078 projlem11 9135 pjthlem1 9157 pjthlem9 9165 pjthlem10 9166 pjthlem11 9167 pjthlem12 9168 pjthlem13 9169 pjthlem14 9170 spansnj 9531 nonbool 9536 3oalem5 9551 3oalem6 9552 3oa 9553 nmbdfnlbt 9917 cnlnadjlem5 9942 pjbdln 10014 golem2 10137 goeq 10138 ghomgrpilem2 10320 ghomsn 10322 ghomgrplem 10323 cayleylem1 10343 cayleylem2 10344 cayleylem3 10345 cayleythlem 10347 hmeogrp 10461 subsp 10465 dtopcl 10495 stoi 10519 ishomb 10596 ismona 10615 isfuna 10628 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-gen 961 ax-17 969 ax-4 971 ax-5o 973 ax-ext 1457 |
| This theorem depends on definitions: df-bi 147 df-an 225 df-ex 979 df-cleq 1467 df-clel 1470 |