Colors of
variables: wff set class |
Syntax hints:
= wceq 1353 ⊆ wss 3129 |
This theorem was proved from axioms:
ax-mp 5 ax-1 6 ax-2 7
ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1447 ax-7 1448
ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-11 1506 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-ext 2159 |
This theorem depends on definitions:
df-bi 117 df-nf 1461 df-sb 1763 df-clab 2164 df-cleq 2170 df-clel 2173 df-in 3135 df-ss 3142 |
This theorem is referenced by: sseqtrri
3190 eqimssi
3211 abssi
3230 ssun2
3299 inssddif
3376 difdifdirss
3507 ifidss
3549 pwundifss
4285 unixpss
4739 0ima
4988 sbthlem7
6961 ssnnctlemct
12446 toponsspwpwg
13492 eltg4i
13525 ntrss2
13591 isopn3
13595 tgioo
14016 dvfvalap
14120 dvcnp2cntop
14133 |