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| Description: No set contains all sets. Theorem 41 of [Suppes] p. 30. |
| Ref | Expression |
|---|---|
| nalset |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | alexn 1046 |
. 2
| |
| 2 | visset 1816 |
. . . 4
| |
| 3 | 2 | zfauscl 2710 |
. . 3
|
| 4 | elequ1 1138 |
. . . . . . 7
| |
| 5 | elequ1 1138 |
. . . . . . . 8
| |
| 6 | elequ1 1138 |
. . . . . . . . . 10
| |
| 7 | elequ2 1139 |
. . . . . . . . . 10
| |
| 8 | 6, 7 | bitrd 530 |
. . . . . . . . 9
|
| 9 | 8 | negbid 613 |
. . . . . . . 8
|
| 10 | 5, 9 | anbi12d 630 |
. . . . . . 7
|
| 11 | 4, 10 | bibi12d 631 |
. . . . . 6
|
| 12 | 11 | a4v 1274 |
. . . . 5
|
| 13 | pclem6 743 |
. . . . 5
| |
| 14 | 12, 13 | syl 10 |
. . . 4
|
| 15 | 14 | 19.22i 1042 |
. . 3
|
| 16 | 3, 15 | ax-mp 7 |
. 2
|
| 17 | 1, 16 | mpgbi 989 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: nvelv 2718 kmlem2 4776 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-gen 965 ax-8 966 ax-12 970 ax-13 971 ax-14 972 ax-17 973 ax-4 975 ax-5o 977 ax-6o 980 ax-9o 1125 ax-ext 1462 ax-sep 2708 |
| This theorem depends on definitions: df-bi 147 df-an 225 df-ex 983 df-sb 1174 df-clab 1467 df-cleq 1472 df-clel 1475 df-v 1815 |