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Mirrors > Home > MPE Home > Th. List > eqimss2 | Structured version Visualization version GIF version |
Description: Equality implies the subclass relation. (Contributed by NM, 23-Nov-2003.) |
Ref | Expression |
---|---|
eqimss2 | ⊢ (𝐵 = 𝐴 → 𝐴 ⊆ 𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqimss 3943 | . 2 ⊢ (𝐴 = 𝐵 → 𝐴 ⊆ 𝐵) | |
2 | 1 | eqcoms 2744 | 1 ⊢ (𝐵 = 𝐴 → 𝐴 ⊆ 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1543 ⊆ wss 3853 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-8 2114 ax-9 2122 ax-ext 2708 |
This theorem depends on definitions: df-bi 210 df-an 400 df-tru 1546 df-ex 1788 df-sb 2073 df-clab 2715 df-cleq 2728 df-clel 2809 df-v 3400 df-in 3860 df-ss 3870 |
This theorem is referenced by: pweq 4515 ifpprsnss 4666 unieq 4816 disjeq2 5008 disjeq1 5011 poeq2 5457 freq2 5507 seeq1 5508 seeq2 5509 dmcoeq 5828 xp11 6018 suc11 6294 funeq 6378 fimadmfoALT 6622 foco 6625 fconst3 7007 sorpssuni 7498 sorpssint 7499 tposeq 7948 oaass 8267 odi 8285 oen0 8292 mapssfset 8510 inficl 9019 fodomfi2 9639 zorng 10083 rlimclim 15072 imasaddfnlem 16987 imasvscafn 16996 gasubg 18650 pgpssslw 18957 dprddisj2 19380 dprd2da 19383 evlslem6 20995 topgele 21781 topontopn 21791 connima 22276 islocfin 22368 ptbasfi 22432 txdis 22483 neifil 22731 elfm3 22801 rnelfmlem 22803 alexsubALTlem3 22900 alexsubALTlem4 22901 utopsnneiplem 23099 lmclimf 24155 uniiccdif 24429 dv11cn 24852 plypf1 25060 2pthon3v 27981 hstoh 30267 dmdi2 30339 disjeq1f 30585 eulerpartlemd 31999 rrvdmss 32082 umgr2cycllem 32769 refssfne 34233 neibastop3 34237 topmeet 34239 topjoin 34240 fnemeet2 34242 fnejoin1 34243 bj-restuni 34952 bj-inexeqex 35009 bj-idreseq 35017 heiborlem3 35657 funALTVeq 36497 disjeq 36531 lsatelbN 36706 lkrscss 36798 lshpset2N 36819 mapdrvallem2 39345 hdmaprnlem3eN 39558 hdmaplkr 39613 uneqsn 41251 ssrecnpr 41540 founiiun 42329 founiiun0 42342 caragendifcl 43670 fnfocofob 44186 imasetpreimafvbijlemfo 44473 unilbeu 45887 |
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