| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 6747 | . 2 ⊢ (𝐵 ∈ 𝐷 → (𝐴 × {𝐵}):𝐴⟶{𝐵}) | |
| 2 | fvconst 7142 | . 2 ⊢ (((𝐴 × {𝐵}):𝐴⟶{𝐵} ∧ 𝐶 ∈ 𝐴) → ((𝐴 × {𝐵})‘𝐶) = 𝐵) | |
| 3 | 1, 2 | sylan 589 | 1 ⊢ ((𝐵 ∈ 𝐷 ∧ 𝐶 ∈ 𝐴) → ((𝐴 × {𝐵})‘𝐶) = 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 {csn 4581 × cxp 5643 ⟶wf 6513 ‘cfv 6517 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-nul 5255 ax-pr 5389 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3076 df-rex 3086 df-rab 3414 df-v 3455 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4480 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5540 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-fv 6525 |
| This theorem is referenced by: fconst2g 7183 fvconst2 7184 ofc1 7684 ofc2 7685 caofid0l 7689 caofid0r 7690 caofid1 7691 caofid2 7692 fnsuppres 8166 ser0 14064 ser1const 14068 exp1 14077 expp1 14078 climconst2 15558 climaddc1 15645 climmulc2 15647 climsubc1 15648 climsubc2 15649 climlec2 15669 fsumconst 15800 supcvg 15869 prodf1 15904 prod0 15956 fprodconst 15991 seq1st 16588 algr0 16589 algrf 16590 ramz 17044 pwsbas 17499 pwsplusgval 17503 pwsmulrval 17504 pwsle 17505 pwsvscafval 17507 pwspjmhm 18847 pwsco1mhm 18849 pwsinvg 19078 mulgnngsum 19104 mulg1 19106 mulgnnp1 19107 mulgnnsubcl 19111 mulgnn0z 19126 mulgnndir 19128 mulgnn0di 19848 gsumconst 19957 pwslmod 21017 frlmvscaval 21800 psrlidm 21993 psrascl 22010 evlsscaval 22159 coe1tm 22316 coe1fzgsumd 22347 evl1scad 22378 evls1scafv 22409 decpmatid 22810 pmatcollpwscmatlem1 22829 lmconst 23301 cnconst2 23323 xkoptsub 23694 xkopt 23695 xkopjcn 23696 tmdgsum 24135 tmdgsum2 24136 symgtgp 24146 cstucnd 24323 pcoptcl 25063 pcopt 25064 pcopt2 25065 dvidlem 25957 dvconst 25959 dvnff 25965 dvn0 25966 dvcmul 25986 dvcmulf 25987 fta1blem 26211 plyeq0lem 26250 coemulc 26295 dgreq0 26305 dgrmulc 26311 qaa 26364 dchrisumlema 27529 exps1 28498 expsp1 28499 constcof 32773 suppovss 32833 fdifsuppconst 32841 evlscaval 33798 ofcc 34364 ofcof 34365 sseqf 34650 sseqp1 34653 lpadleft 34944 cvmlift3lem9 35641 ismrer1 38301 frlmvscadiccat 43092 fsuppssind 43139 ofoafo 43897 ofoaid1 43899 ofoaid2 43900 naddcnffo 43905 naddcnfid1 43908 dvsinax 46451 stoweidlem21 46559 stoweidlem47 46585 elaa2 46772 zlmodzxzscm 48943 2sphere0 49336 fvconstr 49447 fvconstrn0 49448 |
| Copyright terms: Public domain | W3C validator |