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| Mirrors > Home > ILE Home > Th. List > mptexd | Unicode version | ||
| Description: If the domain of a function given by maps-to notation is a set, the function is a set. Deduction version of mptexg 5945. (Contributed by Glauco Siliprandi, 24-Dec-2020.) |
| Ref | Expression |
|---|---|
| mptexd.1 |
|
| Ref | Expression |
|---|---|
| mptexd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mptexd.1 |
. 2
| |
| 2 | mptexg 5945 |
. 2
| |
| 3 | 1, 2 | syl 14 |
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-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-coll 4248 ax-sep 4251 ax-pow 4313 ax-pr 4348 |
| This proof 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-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 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 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 |
| This theorem is used by: ofovex 6311 mptsuppdifd 6499 ccatfvalfi 11382 swrdval 11442 pfxval 11468 fnpfx 11471 qusval 13703 qusex 13705 grpinvfvalg 13906 grpsubval 13910 grplactfval 13965 cntzex 14150 cntzfval 14152 gzsumconst 14233 prdsplusgval 14290 prdsmulrval 14292 lspfval 14834 lspex 14841 sraval 14883 aspval 15124 asclfval 15130 psrmulfval 15187 2lgslem1 16415 vtxdgfval 16734 |
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