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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 7154 | . 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 207 = wceq 1547 ∈ wcel 2119 Vcvv 3432 {csn 4562 × cxp 5623 ⟶wf 6488 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-nul 5235 ax-pr 5369 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-ral 3055 df-rex 3065 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-br 5080 df-opab 5142 df-mpt 5161 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-fv 6500 |
| This theorem is referenced by: imadrhmcl 20776 rrxcph 25384 dvcmul 25936 plyeq0 26201 lnon0 30894 hsn0elch 31344 df0op2 31848 nmop0h 32087 xrge0mulc1cn 34132 matunitlindflem1 37990 poimirlem9 38003 poimir 38027 lfl1 39569 lkr0f 39593 lindsrng01 48966 functermc 50005 |
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