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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 7158 | . 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 1542 ∈ wcel 2114 Vcvv 3429 {csn 4567 × cxp 5629 ⟶wf 6494 |
| 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-nul 5241 ax-pr 5375 |
| 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-ne 2933 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 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-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-fv 6506 |
| This theorem is referenced by: imadrhmcl 20774 rrxcph 25359 dvcmul 25911 plyeq0 26176 lnon0 30869 hsn0elch 31319 df0op2 31823 nmop0h 32062 xrge0mulc1cn 34085 matunitlindflem1 37937 poimirlem9 37950 poimir 37974 lfl1 39516 lkr0f 39540 lindsrng01 48944 functermc 49983 |
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