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| Mirrors > Home > ILE Home > Th. List > fovcl | Unicode version | ||
| Description: Closure law for an operation. (Contributed by NM, 19-Apr-2007.) (Proof shortened by AV, 9-Mar-2025.) |
| Ref | Expression |
|---|---|
| fovcl.1 |
|
| Ref | Expression |
|---|---|
| fovcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fovcl.1 |
. . . 4
| |
| 2 | 1 | a1i 9 |
. . 3
|
| 3 | 2 | fovcld 6187 |
. 2
|
| 4 | 3 | 3anidm12 1336 |
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-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 4247 ax-pow 4309 ax-pr 4344 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 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-ral 2533 df-rex 2534 df-v 2823 df-sbc 3052 df-csb 3148 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-iun 4012 df-br 4129 df-opab 4191 df-mpt 4192 df-id 4436 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-rn 4783 df-iota 5335 df-fun 5377 df-fn 5378 df-f 5379 df-fv 5383 df-ov 6082 |
| This theorem is referenced by: xaddcl 10245 ixxssxr 10285 fzof 10534 elfzoelz 10537 fzoval 10538 addcncntoplem 15645 sgmcl 16084 |
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