Colors of
variables: wff
setvar class |
Syntax hints:
→ wi 4 ∧ wa 395
≠ wne 2937 ∖
cdif 3944 ⊆ wss 3947
⊊ wpss 3948 ∅c0 4323 |
This theorem was proved from axioms:
ax-mp 5 ax-1 6 ax-2 7
ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906
ax-6 1964 ax-7 2004 ax-8 2101
ax-9 2109 ax-ext 2699 |
This theorem depends on definitions:
df-bi 206 df-an 396
df-tru 1537 df-fal 1547 df-ex 1775 df-sb 2061 df-clab 2706 df-cleq 2720 df-clel 2806 df-ne 2938 df-v 3473 df-dif 3950 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4324 |
This theorem is referenced by: pssnel
4471 pgpfac1lem5
20036 fundmpss
35362 dfon2lem6
35384 |