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Mirrors > Home > ILE Home > Th. List > abeq2i | Unicode version |
Description: Equality of a class variable and a class abstraction (inference form). (Contributed by NM, 3-Apr-1996.) |
Ref | Expression |
---|---|
abeqi.1 |
Ref | Expression |
---|---|
abeq2i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | abeqi.1 | . . 3 | |
2 | 1 | eleq2i 2206 | . 2 |
3 | abid 2127 | . 2 | |
4 | 2, 3 | bitri 183 | 1 |
Colors of variables: wff set class |
Syntax hints: wb 104 wceq 1331 wcel 1480 cab 2125 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-ext 2121 |
This theorem depends on definitions: df-bi 116 df-sb 1736 df-clab 2126 df-cleq 2132 df-clel 2135 |
This theorem is referenced by: rabid 2606 vex 2689 csbco 3013 csbnestgf 3052 ifmdc 3509 pwss 3526 snsspw 3691 iunpw 4401 ordon 4402 funcnv3 5185 tfrlem4 6210 tfrlem8 6215 tfrlem9 6216 tfrlemibxssdm 6224 tfr1onlembxssdm 6240 tfrcllembxssdm 6253 ixpm 6624 mapsnen 6705 sbthlem1 6845 1idprl 7398 1idpru 7399 recexprlem1ssl 7441 recexprlem1ssu 7442 recexprlemss1l 7443 recexprlemss1u 7444 txbas 12427 |
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