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| Mirrors > Home > MPE Home > Th. List > fconst2 | Structured version Visualization version GIF version | ||
| Description: A constant function expressed as a Cartesian product. (Contributed by NM, 20-Aug-1999.) |
| Ref | Expression |
|---|---|
| fvconst2.1 | ⊢ 𝐵 ∈ V |
| Ref | Expression |
|---|---|
| fconst2 | ⊢ (𝐹:𝐴⟶{𝐵} ↔ 𝐹 = (𝐴 × {𝐵})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvconst2.1 | . 2 ⊢ 𝐵 ∈ V | |
| 2 | fconst2g 7137 | . 2 ⊢ (𝐵 ∈ V → (𝐹:𝐴⟶{𝐵} ↔ 𝐹 = (𝐴 × {𝐵}))) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐹:𝐴⟶{𝐵} ↔ 𝐹 = (𝐴 × {𝐵})) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 = wceq 1541 ∈ wcel 2111 Vcvv 3436 {csn 4576 × cxp 5614 ⟶wf 6477 |
| 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 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-sep 5234 ax-nul 5244 ax-pr 5370 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-ral 3048 df-rex 3057 df-rab 3396 df-v 3438 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4476 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-br 5092 df-opab 5154 df-mpt 5173 df-id 5511 df-xp 5622 df-rel 5623 df-cnv 5624 df-co 5625 df-dm 5626 df-rn 5627 df-res 5628 df-ima 5629 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-fv 6489 |
| This theorem is referenced by: imadrhmcl 20710 rrxcph 25317 dvcmul 25872 plyeq0 26141 lnon0 30773 hsn0elch 31223 df0op2 31727 nmop0h 31966 xrge0mulc1cn 33949 matunitlindflem1 37655 poimirlem9 37668 poimir 37692 lfl1 39108 lkr0f 39132 lindsrng01 48499 functermc 49539 |
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