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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 6771 | . 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 2146 {csn 4591 × cxp 5661 ⟶wf 6536 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-pr 5406 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-rab 3419 df-v 3459 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-sn 4592 df-pr 4594 df-op 4598 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-fun 6542 df-fn 6543 df-f 6544 |
| This theorem is used by: ramz 17102 psrlidm 22140 psrbag0 22242 00ply1bas 22428 ply1plusgfvi 22430 mbfpos 25839 i1f0 25875 noxp1o 27856 axlowdimlem1 29321 axlowdimlem7 29327 axlowdim1 29338 hlim0 31616 0cnfn 32361 0lnfn 32366 elrgspnlem1 33585 psrmonprod 33965 circlemethnat 35052 circlevma 35053 poimirlem29 38333 poimirlem30 38334 poimirlem31 38335 poimir 38337 broucube 38338 expgrowth 45078 |
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