Colors of
variables: wff set class |
Syntax hints:
= wceq 1353 ⊆ wss 3131 |
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 3137 df-ss 3144 |
This theorem is referenced by: sseqtrri
3192 eqimssi
3213 abssi
3232 ssun2
3301 inssddif
3378 difdifdirss
3509 ifidss
3551 pwundifss
4287 unixpss
4741 0ima
4990 sbthlem7
6964 ssnnctlemct
12449 toponsspwpwg
13561 eltg4i
13594 ntrss2
13660 isopn3
13664 tgioo
14085 dvfvalap
14189 dvcnp2cntop
14202 |