| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > fpmd | Structured version Visualization version GIF version | ||
| Description: A total function is a partial function. (Contributed by Glauco Siliprandi, 5-Feb-2022.) |
| Ref | Expression |
|---|---|
| fpmd.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| fpmd.b | ⊢ (𝜑 → 𝐵 ∈ 𝑊) |
| fpmd.c | ⊢ (𝜑 → 𝐶 ⊆ 𝐴) |
| fpmd.f | ⊢ (𝜑 → 𝐹:𝐶⟶𝐵) |
| Ref | Expression |
|---|---|
| fpmd | ⊢ (𝜑 → 𝐹 ∈ (𝐵 ↑pm 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fpmd.b | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝑊) | |
| 2 | fpmd.a | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 3 | fpmd.f | . 2 ⊢ (𝜑 → 𝐹:𝐶⟶𝐵) | |
| 4 | fpmd.c | . 2 ⊢ (𝜑 → 𝐶 ⊆ 𝐴) | |
| 5 | elpm2r 8838 | . 2 ⊢ (((𝐵 ∈ 𝑊 ∧ 𝐴 ∈ 𝑉) ∧ (𝐹:𝐶⟶𝐵 ∧ 𝐶 ⊆ 𝐴)) → 𝐹 ∈ (𝐵 ↑pm 𝐴)) | |
| 6 | 1, 2, 3, 4, 5 | syl22anc 851 | 1 ⊢ (𝜑 → 𝐹 ∈ (𝐵 ↑pm 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2149 ⊆ wss 3913 ⟶wf 6529 (class class class)co 7408 ↑pm cpm 8821 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5258 ax-pow 5334 ax-pr 5402 ax-un 7730 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-sbc 3754 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-br 5111 df-opab 5175 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-fv 6541 df-ov 7411 df-oprab 7412 df-mpo 7413 df-pm 8823 |
| This theorem is referenced by: xlimbr 46426 fuzxrpmcn 46427 |
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