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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 7060 | . 2 ⊢ (𝜑 → 𝐹:𝐴⟶𝑉) |
| 4 | fsuppmptdm.a | . 2 ⊢ (𝜑 → 𝐴 ∈ Fin) | |
| 5 | fsuppmptdm.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝑊) | |
| 6 | 3, 4, 5 | fdmfifsupp 9281 | 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 5086 ↦ cmpt 5167 Fincfn 8886 finSupp cfsupp 9267 |
| 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 5212 ax-sep 5231 ax-nul 5241 ax-pr 5370 ax-un 7682 |
| 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 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-supp 8104 df-1o 8398 df-en 8887 df-fin 8890 df-fsupp 9268 |
| This theorem is referenced by: gsummptfidmadd 19891 gsummptfidmsplit 19896 gsummptfidmsplitres 19897 gsummptshft 19902 gsummptfidminv 19913 gsummptfidmsub 19916 gsumzunsnd 19922 gsummptf1o 19929 srgbinomlem3 20200 srgbinomlem4 20201 psrass1 21952 mamuass 22377 mamuvs1 22380 mamuvs2 22381 dmatmul 22472 mavmulass 22524 mdetrsca 22578 smadiadetlem3 22643 mat2pmatmul 22706 decpmatmul 22747 cpmadugsumlemB 22849 cpmadugsumlemC 22850 tsmsxplem1 24128 tsmsxplem2 24129 plypf1 26187 taylpfval 26341 lgseisenlem3 27354 lgseisenlem4 27355 gsummpt2d 33125 gsummptres 33128 gsummptf1od 33131 gsummulgc2 33142 gsummulsubdishift1 33144 gsumvsca1 33302 gsumvsca2 33303 psrgsum 33707 fldextrspunlsplem 33833 extdgfialglem2 33853 mdetpmtr1 33983 esumpfinval 34235 aacllem 50288 |
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