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| Mirrors > Home > MPE Home > Th. List > fvmptmap | Structured version Visualization version GIF version | ||
| Description: Special case of fvmpt 6947 for operator theorems. (Contributed by NM, 27-Nov-2007.) |
| Ref | Expression |
|---|---|
| fvmptmap.1 | ⊢ 𝐶 ∈ V |
| fvmptmap.2 | ⊢ 𝐷 ∈ V |
| fvmptmap.3 | ⊢ 𝑅 ∈ V |
| fvmptmap.4 | ⊢ (𝑥 = 𝐴 → 𝐵 = 𝐶) |
| fvmptmap.5 | ⊢ 𝐹 = (𝑥 ∈ (𝑅 ↑m 𝐷) ↦ 𝐵) |
| Ref | Expression |
|---|---|
| fvmptmap | ⊢ (𝐴:𝐷⟶𝑅 → (𝐹‘𝐴) = 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvmptmap.3 | . . 3 ⊢ 𝑅 ∈ V | |
| 2 | fvmptmap.2 | . . 3 ⊢ 𝐷 ∈ V | |
| 3 | 1, 2 | elmap 8819 | . 2 ⊢ (𝐴 ∈ (𝑅 ↑m 𝐷) ↔ 𝐴:𝐷⟶𝑅) |
| 4 | fvmptmap.4 | . . 3 ⊢ (𝑥 = 𝐴 → 𝐵 = 𝐶) | |
| 5 | fvmptmap.5 | . . 3 ⊢ 𝐹 = (𝑥 ∈ (𝑅 ↑m 𝐷) ↦ 𝐵) | |
| 6 | fvmptmap.1 | . . 3 ⊢ 𝐶 ∈ V | |
| 7 | 4, 5, 6 | fvmpt 6947 | . 2 ⊢ (𝐴 ∈ (𝑅 ↑m 𝐷) → (𝐹‘𝐴) = 𝐶) |
| 8 | 3, 7 | sylbir 235 | 1 ⊢ (𝐴:𝐷⟶𝑅 → (𝐹‘𝐴) = 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 Vcvv 3429 ↦ cmpt 5166 ⟶wf 6494 ‘cfv 6498 (class class class)co 7367 ↑m cmap 8773 |
| 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 2708 ax-sep 5231 ax-pow 5307 ax-pr 5375 ax-un 7689 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-sbc 3729 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-fv 6506 df-ov 7370 df-oprab 7371 df-mpo 7372 df-map 8775 |
| This theorem is referenced by: itg2val 25695 nmopval 31927 nmfnval 31947 eigvecval 31967 eigvalfval 31968 specval 31969 |
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