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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 7115 | . 2 ⊢ (𝜑 → 𝐹:𝐴⟶𝑉) |
| 4 | fsuppmptdm.a | . 2 ⊢ (𝜑 → 𝐴 ∈ Fin) | |
| 5 | fsuppmptdm.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝑊) | |
| 6 | 3, 4, 5 | fdmfifsupp 9371 | 1 ⊢ (𝜑 → 𝐹 finSupp 𝑍) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 class class class wbr 5102 ↦ cmpt 5185 Fincfn 8977 finSupp cfsupp 9357 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pr 5390 ax-un 7752 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-ov 7424 df-oprab 7425 df-mpo 7426 df-om 7879 df-supp 8181 df-1o 8480 df-en 8978 df-fin 8981 df-fsupp 9358 |
| This theorem is used by: gsummptfidmadd 20145 gsummptfidmsplit 20150 gsummptfidmsplitres 20151 gsummptshft 20156 gsummptfidminv 20167 gsummptfidmsub 20170 gsumzunsnd 20176 gsummptf1o 20183 srgbinomlem3 20460 srgbinomlem4 20461 psrass1 22277 mamuass 22723 mamuvs1 22726 mamuvs2 22727 dmatmul 22818 mavmulass 22870 mdetrsca 22924 smadiadetlem3 22989 mat2pmatmul 23055 decpmatmul 23096 cpmadugsumlemB 23198 cpmadugsumlemC 23199 tsmsxplem1 24478 tsmsxplem2 24479 plypf1 26537 taylpfval 26698 lgseisenlem3 27710 lgseisenlem4 27711 gsummpt2d 33657 gsummptres 33660 gsummptf1od 33663 gsummulgc2 33674 gsummulsubdishift1 33676 gsumvsca1 33834 gsumvsca2 33835 psrgsum 34227 fldextrspunlsplem 34352 extdgfialglem2 34372 mdetpmtr1 34502 esumpfinval 34754 aacllem 51108 veroquadmodzerod 51153 |
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