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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 7059 | . 2 ⊢ (𝜑 → 𝐹:𝐴⟶𝑉) |
| 4 | fsuppmptdm.a | . 2 ⊢ (𝜑 → 𝐴 ∈ Fin) | |
| 5 | fsuppmptdm.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝑊) | |
| 6 | 3, 4, 5 | fdmfifsupp 9278 | 1 ⊢ (𝜑 → 𝐹 finSupp 𝑍) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2113 class class class wbr 5098 ↦ cmpt 5179 Fincfn 8883 finSupp cfsupp 9264 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pr 5377 ax-un 7680 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 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 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-supp 8103 df-1o 8397 df-en 8884 df-fin 8887 df-fsupp 9265 |
| This theorem is referenced by: gsummptfidmadd 19854 gsummptfidmsplit 19859 gsummptfidmsplitres 19860 gsummptshft 19865 gsummptfidminv 19876 gsummptfidmsub 19879 gsumzunsnd 19885 gsummptf1o 19892 srgbinomlem3 20163 srgbinomlem4 20164 psrass1 21919 mamuass 22346 mamuvs1 22349 mamuvs2 22350 dmatmul 22441 mavmulass 22493 mdetrsca 22547 smadiadetlem3 22612 mat2pmatmul 22675 decpmatmul 22716 cpmadugsumlemB 22818 cpmadugsumlemC 22819 tsmsxplem1 24097 tsmsxplem2 24098 plypf1 26173 taylpfval 26328 lgseisenlem3 27344 lgseisenlem4 27345 gsummpt2d 33132 gsummptres 33135 gsummptf1od 33138 gsummulgc2 33149 gsummulsubdishift1 33151 gsumvsca1 33308 gsumvsca2 33309 fldextrspunlsplem 33830 extdgfialglem2 33850 mdetpmtr1 33980 esumpfinval 34232 aacllem 50046 |
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