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| Mirrors > Home > ILE Home > Th. List > iscn | Unicode version | ||
| Description: The predicate "the
class |
| Ref | Expression |
|---|---|
| iscn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cnfval 15295 |
. . 3
| |
| 2 | 1 | eleq2d 2308 |
. 2
|
| 3 | cnveq 4954 |
. . . . . . 7
| |
| 4 | 3 | imaeq1d 5125 |
. . . . . 6
|
| 5 | 4 | eleq1d 2307 |
. . . . 5
|
| 6 | 5 | ralbidv 2550 |
. . . 4
|
| 7 | 6 | elrab 2982 |
. . 3
|
| 8 | toponmax 15126 |
. . . . 5
| |
| 9 | toponmax 15126 |
. . . . 5
| |
| 10 | elmapg 6935 |
. . . . 5
| |
| 11 | 8, 9, 10 | syl2anr 290 |
. . . 4
|
| 12 | 11 | anbi1d 469 |
. . 3
|
| 13 | 7, 12 | bitrid 192 |
. 2
|
| 14 | 2, 13 | bitrd 188 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-fv 5385 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-map 6924 df-top 15099 df-topon 15112 df-cn 15289 |
| This theorem is used by: iscn2 15301 cnf2 15306 tgcn 15309 ssidcn 15311 cnntr 15326 cnss1 15327 cnss2 15328 cncnp 15331 cnrest 15336 cnrest2 15337 cndis 15342 tx1cn 15370 tx2cn 15371 txdis1cn 15379 |
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