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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 7113 | . 2 ⊢ (𝜑 → 𝐹:𝐴⟶𝑉) |
| 4 | fsuppmptdm.a | . 2 ⊢ (𝜑 → 𝐴 ∈ Fin) | |
| 5 | fsuppmptdm.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝑊) | |
| 6 | 3, 4, 5 | fdmfifsupp 9338 | 1 ⊢ (𝜑 → 𝐹 finSupp 𝑍) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2146 class class class wbr 5111 ↦ cmpt 5194 Fincfn 8945 finSupp cfsupp 9324 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pr 5406 ax-un 7738 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7865 df-supp 8159 df-1o 8455 df-en 8946 df-fin 8949 df-fsupp 9325 |
| This theorem is used by: gsummptfidmadd 20018 gsummptfidmsplit 20023 gsummptfidmsplitres 20024 gsummptshft 20029 gsummptfidminv 20040 gsummptfidmsub 20043 gsumzunsnd 20049 gsummptf1o 20056 srgbinomlem3 20333 srgbinomlem4 20334 psrass1 22142 mamuass 22588 mamuvs1 22591 mamuvs2 22592 dmatmul 22683 mavmulass 22735 mdetrsca 22789 smadiadetlem3 22854 mat2pmatmul 22917 decpmatmul 22958 cpmadugsumlemB 23060 cpmadugsumlemC 23061 tsmsxplem1 24339 tsmsxplem2 24340 plypf1 26398 taylpfval 26557 lgseisenlem3 27570 lgseisenlem4 27571 gsummpt2d 33392 gsummptres 33395 gsummptf1od 33398 gsummulgc2 33409 gsummulsubdishift1 33411 gsumvsca1 33569 gsumvsca2 33570 psrgsum 33961 fldextrspunlsplem 34086 extdgfialglem2 34106 mdetpmtr1 34236 esumpfinval 34488 aacllem 50654 |
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