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| Mirrors > Home > MPE Home > Th. List > eqsstrrid | Structured version Visualization version GIF version | ||
| Description: A chained subclass and equality deduction. (Contributed by NM, 25-Apr-2004.) |
| Ref | Expression |
|---|---|
| eqsstrrid.1 | ⊢ 𝐵 = 𝐴 |
| eqsstrrid.2 | ⊢ (𝜑 → 𝐵 ⊆ 𝐶) |
| Ref | Expression |
|---|---|
| eqsstrrid | ⊢ (𝜑 → 𝐴 ⊆ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqsstrrid.1 | . . 3 ⊢ 𝐵 = 𝐴 | |
| 2 | 1 | eqcomi 2772 | . 2 ⊢ 𝐴 = 𝐵 |
| 3 | eqsstrrid.2 | . 2 ⊢ (𝜑 → 𝐵 ⊆ 𝐶) | |
| 4 | 2, 3 | eqsstrid 3951 | 1 ⊢ (𝜑 → 𝐴 ⊆ 𝐶) |
| 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: 3sstr3g 3965 relcnvtrg 6292 relcnvtrgOLD 6293 fimacnvdisj 6790 dffv2 7011 f1ompt 7143 abnexg 7802 fnwelem 8180 tfrlem15 8438 omxpenlem 9135 hartogslem1 9573 ttrcltr 9754 dfttrcl2 9762 infxpidm2 10135 alephgeom 10200 infenaleph 10209 cfflb 10376 pwfseqlem5 10787 imasvscafn 17759 mrieqvlemd 17853 cnvps 18802 dirdm 18824 tsrdir 18828 frmdss2 19109 subdrgint 21111 iinopn 23275 neitr 23553 xkococnlem 24033 tgpconncomp 24487 trcfilu 24667 mbfconstlem 26003 itg2seq 26118 limcdif 26251 dvres2lem 26285 c1lip3 26374 lhop 26391 plyeq0 26585 rngunsnply 26693 dchrghm 27640 negbdaylem 28499 precsexlem10 28659 bdaypw2n0bndlem 28906 uspgrupgrushgr 29817 upgrreslem 29942 umgrreslem 29943 umgrres1 29952 umgr2v2e 30163 chssoc 32155 tpssbd 33234 tpsscd 33235 gsumhashmul 33727 pmtrcnelor 33751 tocycfvres1 33770 tocycfvres2 33771 elrgspnsubrunlem2 33908 edompidlem 33960 dimkerim 34370 hauseqcn 34641 carsgclctunlem3 35063 tz9.1regs 35943 cvmliftmolem1 36254 cvmlift2lem9a 36276 cvmlift2lem9 36284 ttcmin 37499 dfttc2g 37509 coindi 38219 cossidres1 38220 cossidres2 38221 cossidcnvss2 38222 cossidcnvss 38223 nvo3 38230 cnres2 38963 proot1hash 44458 omabs2 44595 clcnvlem 44884 cnvtrcl0 44887 trrelsuperrel2dg 44932 brtrclfv2 44988 imo72b2lem1 45430 fourierdlem92 47481 vsetrec 51202 |
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