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Mirrors > Home > MPE Home > Th. List > fvconst2g | Structured version Visualization version GIF version |
Description: The value of a constant function. (Contributed by NM, 20-Aug-2005.) |
Ref | Expression |
---|---|
fvconst2g | ⊢ ((𝐵 ∈ 𝐷 ∧ 𝐶 ∈ 𝐴) → ((𝐴 × {𝐵})‘𝐶) = 𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fconstg 6560 | . 2 ⊢ (𝐵 ∈ 𝐷 → (𝐴 × {𝐵}):𝐴⟶{𝐵}) | |
2 | fvconst 6920 | . 2 ⊢ (((𝐴 × {𝐵}):𝐴⟶{𝐵} ∧ 𝐶 ∈ 𝐴) → ((𝐴 × {𝐵})‘𝐶) = 𝐵) | |
3 | 1, 2 | sylan 582 | 1 ⊢ ((𝐵 ∈ 𝐷 ∧ 𝐶 ∈ 𝐴) → ((𝐴 × {𝐵})‘𝐶) = 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1533 ∈ wcel 2110 {csn 4560 × cxp 5547 ⟶wf 6345 ‘cfv 6349 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-sep 5195 ax-nul 5202 ax-pr 5321 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-sbc 3772 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-sn 4561 df-pr 4563 df-op 4567 df-uni 4832 df-br 5059 df-opab 5121 df-mpt 5139 df-id 5454 df-xp 5555 df-rel 5556 df-cnv 5557 df-co 5558 df-dm 5559 df-rn 5560 df-iota 6308 df-fun 6351 df-fn 6352 df-f 6353 df-fv 6357 |
This theorem is referenced by: fconst2g 6959 fvconst2 6960 ofc1 7426 ofc2 7427 caofid0l 7431 caofid0r 7432 caofid1 7433 caofid2 7434 fnsuppres 7851 ser0 13416 ser1const 13420 exp1 13429 expp1 13430 climconst2 14899 climaddc1 14985 climmulc2 14987 climsubc1 14988 climsubc2 14989 climlec2 15009 fsumconst 15139 supcvg 15205 prodf1 15241 prod0 15291 fprodconst 15326 seq1st 15909 algr0 15910 algrf 15911 ramz 16355 pwsbas 16754 pwsplusgval 16757 pwsmulrval 16758 pwsle 16759 pwsvscafval 16761 pwspjmhm 17988 pwsco1mhm 17990 pwsinvg 18206 mulgnngsum 18227 mulg1 18229 mulgnnp1 18230 mulgnnsubcl 18234 mulgnn0z 18248 mulgnndir 18250 mulgnn0di 18940 gsumconst 19048 pwslmod 19736 psrlidm 20177 coe1tm 20435 coe1fzgsumd 20464 evl1scad 20492 frlmvscaval 20906 decpmatid 21372 pmatcollpwscmatlem1 21391 lmconst 21863 cnconst2 21885 xkoptsub 22256 xkopt 22257 xkopjcn 22258 tmdgsum 22697 tmdgsum2 22698 symgtgp 22708 cstucnd 22887 pcoptcl 23619 pcopt 23620 pcopt2 23621 dvidlem 24507 dvconst 24508 dvnff 24514 dvn0 24515 dvcmul 24535 dvcmulf 24536 fta1blem 24756 plyeq0lem 24794 coemulc 24839 dgreq0 24849 dgrmulc 24855 qaa 24906 dchrisumlema 26058 suppovss 30420 ofcc 31360 ofcof 31361 sseqf 31645 sseqp1 31648 lpadleft 31949 cvmlift3lem9 32569 ismrer1 35110 frlmvscadiccat 39138 dvsinax 42190 stoweidlem21 42300 stoweidlem47 42326 elaa2 42513 zlmodzxzscm 44399 2sphere0 44731 |
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