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| Mirrors > Home > ILE Home > Th. List > isfsuppd | GIF version | ||
| Description: Deduction form of isfsupp 7289. (Contributed by SN, 29-Jul-2024.) |
| Ref | Expression |
|---|---|
| isfsuppd.r | ⊢ (𝜑 → 𝑅 ∈ 𝑉) |
| isfsuppd.z | ⊢ (𝜑 → 𝑍 ∈ 𝑊) |
| isfsuppd.1 | ⊢ (𝜑 → Fun 𝑅) |
| isfsuppd.2 | ⊢ (𝜑 → (𝑅 supp 𝑍) ∈ Fin) |
| Ref | Expression |
|---|---|
| isfsuppd | ⊢ (𝜑 → 𝑅 finSupp 𝑍) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isfsuppd.1 | . 2 ⊢ (𝜑 → Fun 𝑅) | |
| 2 | isfsuppd.2 | . 2 ⊢ (𝜑 → (𝑅 supp 𝑍) ∈ Fin) | |
| 3 | isfsuppd.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ 𝑉) | |
| 4 | isfsuppd.z | . . 3 ⊢ (𝜑 → 𝑍 ∈ 𝑊) | |
| 5 | isfsupp 7289 | . . 3 ⊢ ((𝑅 ∈ 𝑉 ∧ 𝑍 ∈ 𝑊) → (𝑅 finSupp 𝑍 ↔ (Fun 𝑅 ∧ (𝑅 supp 𝑍) ∈ Fin))) | |
| 6 | 3, 4, 5 | syl2anc 415 | . 2 ⊢ (𝜑 → (𝑅 finSupp 𝑍 ↔ (Fun 𝑅 ∧ (𝑅 supp 𝑍) ∈ Fin))) |
| 7 | 1, 2, 6 | mpbir2and 957 | 1 ⊢ (𝜑 → 𝑅 finSupp 𝑍) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 ↔ wb 105 ∈ wcel 2209 class class class wbr 4130 Fun wfun 5371 (class class class)co 6085 supp csupp 6475 Fincfn 7022 finSupp cfsupp 7285 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-opab 4193 df-rel 4781 df-cnv 4782 df-co 4783 df-iota 5337 df-fun 5379 df-fv 5385 df-ov 6088 df-fsupp 7286 |
| This theorem is used by: fczfsuppd 7297 snopfsuppdc 7299 fsuppcorn 7301 |
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