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Mirrors > Home > MPE Home > Th. List > eqimss2i | Structured version Visualization version GIF version |
Description: Infer subclass relationship from equality. (Contributed by NM, 7-Jan-2007.) |
Ref | Expression |
---|---|
eqimssi.1 | ⊢ 𝐴 = 𝐵 |
Ref | Expression |
---|---|
eqimss2i | ⊢ 𝐵 ⊆ 𝐴 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssid 3937 | . 2 ⊢ 𝐵 ⊆ 𝐵 | |
2 | eqimssi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
3 | 1, 2 | sseqtrri 3952 | 1 ⊢ 𝐵 ⊆ 𝐴 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1538 ⊆ wss 3881 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-v 3443 df-in 3888 df-ss 3898 |
This theorem is referenced by: cotr3 14329 supcvg 15203 prodfclim1 15241 ef0lem 15424 1strbas 16591 restid 16699 cayley 18534 gsumval3 19020 gsumzaddlem 19034 kgencn3 22163 hmeores 22376 opnfbas 22447 tsmsf1o 22750 ust0 22825 icchmeo 23546 plyeq0lem 24807 ulmdvlem1 24995 basellem7 25672 basellem9 25674 dchrisumlem3 26075 structvtxvallem 26813 struct2griedg 26821 gsumhashmul 30741 cycpmfvlem 30804 cycpmfv3 30807 ivthALT 33796 aomclem4 40001 hashnzfzclim 41026 binomcxplemrat 41054 climsuselem1 42249 gsumfsupp 44442 |
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