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| Mirrors > Home > MPE Home > Th. List > eqimss2 | Structured version Visualization version GIF version | ||
| Description: Equality implies inclusion. (Contributed by NM, 23-Nov-2003.) |
| Ref | Expression |
|---|---|
| eqimss2 | ⊢ (𝐵 = 𝐴 → 𝐴 ⊆ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqimss 3971 | . 2 ⊢ (𝐴 = 𝐵 → 𝐴 ⊆ 𝐵) | |
| 2 | 1 | eqcoms 2771 | 1 ⊢ (𝐵 = 𝐴 → 𝐴 ⊆ 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ⊆ wss 3900 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2755 df-ss 3901 |
| This theorem is used by: pweq 4574 ifpprsnss 4727 unieq 4883 disjeq2 5079 disjeq1 5082 poeq2 5570 freq2 5626 seeq1 5628 seeq2 5629 dmcoeq 5974 xp11 6185 suc11 6498 funeq 6587 fimadmfoALT 6837 foco 6840 fconst3 7250 sorpssuni 7780 sorpssint 7781 tposeq 8283 oaass 8607 odi 8625 oen0 8633 mapssfset 8911 inficl 9454 fodomfi2 10178 zorng 10621 rlimclim 15757 imasaddfnlem 17750 imasvscafn 17759 gasubg 19567 pgpssslw 19879 dprddisj2 20306 dprd2da 20309 imadrhmcl 21105 evlslem6 22445 topgele 23303 topontopn 23313 connima 23798 islocfin 23891 ptbasfi 23955 txdis 24006 neifil 24254 elfm3 24324 rnelfmlem 24326 alexsubALTlem3 24423 alexsubALTlem4 24424 utopsnneiplem 24621 lmclimf 25680 uniiccdif 25954 dv11cn 26376 plypf1 26586 2pthon3v 30589 umgr2cycllem 30803 hstoh 32891 dmdi2 32963 disjeq1f 33265 eulerpartlemd 35109 rrvdmss 35192 refssfne 37361 neibastop3 37365 topmeet 37367 topjoin 37368 fnemeet2 37370 fnejoin1 37371 bj-restuni 38288 bj-inexeqex 38343 bj-idreseq 38351 heiborlem3 39013 funALTVeq 39983 disjeq 40032 lsatelbN 40329 lkrscss 40421 lshpset2N 40442 mapdrvallem2 42968 hdmaprnlem3eN 43181 hdmaplkr 43236 uneqsn 45286 ssrecnpr 45553 founiiun 46467 founiiun0 46478 caragendifcl 47797 fnfocofob 48422 imasetpreimafvbijlemfo 48760 iuneqconst2 50265 iineqconst2 50266 unilbeu 50430 |
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