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| Mirrors > Home > MPE Home > Th. List > fsuppmptdm | Structured version Visualization version GIF version | ||
| Description: A mapping with a finite domain is finitely supported. (Contributed by AV, 7-Jun-2019.) |
| Ref | Expression |
|---|---|
| fsuppmptdm.f | ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝑌) |
| fsuppmptdm.a | ⊢ (𝜑 → 𝐴 ∈ Fin) |
| fsuppmptdm.y | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝑌 ∈ 𝑉) |
| fsuppmptdm.z | ⊢ (𝜑 → 𝑍 ∈ 𝑊) |
| Ref | Expression |
|---|---|
| fsuppmptdm | ⊢ (𝜑 → 𝐹 finSupp 𝑍) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fsuppmptdm.y | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝑌 ∈ 𝑉) | |
| 2 | fsuppmptdm.f | . . 3 ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝑌) | |
| 3 | 1, 2 | fmptd 7068 | . 2 ⊢ (𝜑 → 𝐹:𝐴⟶𝑉) |
| 4 | fsuppmptdm.a | . 2 ⊢ (𝜑 → 𝐴 ∈ Fin) | |
| 5 | fsuppmptdm.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝑊) | |
| 6 | 3, 4, 5 | fdmfifsupp 9290 | 1 ⊢ (𝜑 → 𝐹 finSupp 𝑍) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 class class class wbr 5100 ↦ cmpt 5181 Fincfn 8895 finSupp cfsupp 9276 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pr 5379 ax-un 7690 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-supp 8113 df-1o 8407 df-en 8896 df-fin 8899 df-fsupp 9277 |
| This theorem is referenced by: gsummptfidmadd 19866 gsummptfidmsplit 19871 gsummptfidmsplitres 19872 gsummptshft 19877 gsummptfidminv 19888 gsummptfidmsub 19891 gsumzunsnd 19897 gsummptf1o 19904 srgbinomlem3 20175 srgbinomlem4 20176 psrass1 21931 mamuass 22358 mamuvs1 22361 mamuvs2 22362 dmatmul 22453 mavmulass 22505 mdetrsca 22559 smadiadetlem3 22624 mat2pmatmul 22687 decpmatmul 22728 cpmadugsumlemB 22830 cpmadugsumlemC 22831 tsmsxplem1 24109 tsmsxplem2 24110 plypf1 26185 taylpfval 26340 lgseisenlem3 27356 lgseisenlem4 27357 gsummpt2d 33142 gsummptres 33145 gsummptf1od 33148 gsummulgc2 33159 gsummulsubdishift1 33161 gsumvsca1 33319 gsumvsca2 33320 psrgsum 33724 fldextrspunlsplem 33850 extdgfialglem2 33870 mdetpmtr1 34000 esumpfinval 34252 aacllem 50157 |
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