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| Mirrors > Home > ILE Home > Th. List > nalset | Unicode version | ||
| Description: No set contains all sets. Theorem 41 of [Suppes] p. 30. (Contributed by NM, 23-Aug-1993.) |
| Ref | Expression |
|---|---|
| nalset |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | alexnim 1694 |
. 2
| |
| 2 | ax-sep 4202 |
. . 3
| |
| 3 | elequ1 2204 |
. . . . . 6
| |
| 4 | elequ1 2204 |
. . . . . . 7
| |
| 5 | elequ1 2204 |
. . . . . . . . 9
| |
| 6 | elequ2 2205 |
. . . . . . . . 9
| |
| 7 | 5, 6 | bitrd 188 |
. . . . . . . 8
|
| 8 | 7 | notbid 671 |
. . . . . . 7
|
| 9 | 4, 8 | anbi12d 473 |
. . . . . 6
|
| 10 | 3, 9 | bibi12d 235 |
. . . . 5
|
| 11 | 10 | spv 1906 |
. . . 4
|
| 12 | pclem6 1416 |
. . . 4
| |
| 13 | 11, 12 | syl 14 |
. . 3
|
| 14 | 2, 13 | eximii 1648 |
. 2
|
| 15 | 1, 14 | mpg 1497 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-in1 617 ax-in2 618 ax-5 1493 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-13 2202 ax-14 2203 ax-sep 4202 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-fal 1401 df-nf 1507 |
| This theorem is referenced by: vnex 4215 |
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