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| Mirrors > Home > MPE Home > Th. List > fconst6 | Structured version Visualization version GIF version | ||
| Description: A constant function as a mapping. (Contributed by Jeff Madsen, 30-Nov-2009.) (Revised by Mario Carneiro, 22-Apr-2015.) |
| Ref | Expression |
|---|---|
| fconst6.1 | ⊢ 𝐵 ∈ 𝐶 |
| Ref | Expression |
|---|---|
| fconst6 | ⊢ (𝐴 × {𝐵}):𝐴⟶𝐶 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fconst6.1 | . 2 ⊢ 𝐵 ∈ 𝐶 | |
| 2 | fconst6g 6764 | . 2 ⊢ (𝐵 ∈ 𝐶 → (𝐴 × {𝐵}):𝐴⟶𝐶) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 × {𝐵}):𝐴⟶𝐶 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 {csn 4584 × cxp 5653 ⟶wf 6529 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-pr 5398 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-fun 6535 df-fn 6536 df-f 6537 |
| This theorem is used by: ramz 17117 psrlidm 22176 psrbag0 22278 00ply1bas 22464 ply1plusgfvi 22466 mbfpos 25879 i1f0 25915 noxp1o 27899 axlowdimlem1 29399 axlowdimlem7 29405 axlowdim1 29416 hlim0 31716 0cnfn 32461 0lnfn 32466 elrgspnlem1 33682 psrmonprod 34062 circlemethnat 35149 circlevma 35150 poimirlem29 38398 poimirlem30 38399 poimirlem31 38400 poimir 38402 broucube 38403 expgrowth 45159 |
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