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| Mirrors > Home > MPE Home > Th. List > fvmptmap | Structured version Visualization version GIF version | ||
| Description: Special case of fvmpt 6968 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 8844 | . 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 6968 | . 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 1540 ∈ wcel 2109 Vcvv 3447 ↦ cmpt 5188 ⟶wf 6507 ‘cfv 6511 (class class class)co 7387 ↑m cmap 8799 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5251 ax-nul 5261 ax-pow 5320 ax-pr 5387 ax-un 7711 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ral 3045 df-rex 3054 df-rab 3406 df-v 3449 df-sbc 3754 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-br 5108 df-opab 5170 df-mpt 5189 df-id 5533 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-fv 6519 df-ov 7390 df-oprab 7391 df-mpo 7392 df-map 8801 |
| This theorem is referenced by: itg2val 25629 nmopval 31785 nmfnval 31805 eigvecval 31825 eigvalfval 31826 specval 31827 |
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