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| Mirrors > Home > MPE Home > Th. List > mulridi | Structured version Visualization version GIF version | ||
| Description: Identity law for multiplication. (Contributed by NM, 14-Feb-1995.) |
| Ref | Expression |
|---|---|
| axi.1 | ⊢ 𝐴 ∈ ℂ |
| Ref | Expression |
|---|---|
| mulridi | ⊢ (𝐴 · 1) = 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | axi.1 | . 2 ⊢ 𝐴 ∈ ℂ | |
| 2 | mulrid 11133 | . 2 ⊢ (𝐴 ∈ ℂ → (𝐴 · 1) = 𝐴) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 · 1) = 𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 ∈ wcel 2114 (class class class)co 7360 ℂcc 11027 1c1 11030 · cmul 11034 |
| 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-ext 2709 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-mulcl 11091 ax-mulcom 11093 ax-mulass 11095 ax-distr 11096 ax-1rid 11099 ax-cnre 11102 |
| 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-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-iota 6448 df-fv 6500 df-ov 7363 |
| This theorem is referenced by: addrid 11317 0lt1 11663 muleqadd 11785 1t1e1 12329 2t1e2 12330 3t1e3 12332 9p1e10 12637 numltc 12661 numsucc 12675 dec10p 12678 numadd 12682 numaddc 12683 11multnc 12703 4t3lem 12732 5t2e10 12735 9t11e99 12765 nn0opthlem1 14221 faclbnd4lem1 14246 rei 15109 imi 15110 cji 15112 sqrtm1 15228 0.999... 15837 efival 16110 ef01bndlem 16142 5ndvds6 16374 3lcm2e6 16693 decsplit0b 17041 2exp8 17050 37prm 17082 43prm 17083 83prm 17084 139prm 17085 163prm 17086 317prm 17087 1259lem1 17092 1259lem2 17093 1259lem3 17094 1259lem4 17095 1259lem5 17096 2503lem1 17098 2503lem2 17099 2503prm 17101 4001lem1 17102 4001lem2 17103 4001lem3 17104 cnmsgnsubg 21567 mdetralt 22583 dveflem 25956 dvsincos 25958 efhalfpi 26448 pige3ALT 26497 cosne0 26506 efif1olem4 26522 logf1o2 26627 asin1 26871 dvatan 26912 log2ublem3 26925 log2ub 26926 birthday 26931 basellem9 27066 ppiub 27181 chtub 27189 bposlem8 27268 lgsdir2 27307 mulog2sumlem2 27512 pntlemb 27574 avril1 30548 ipidsq 30796 nmopadjlem 32175 nmopcoadji 32187 unierri 32190 sgnmul 32923 signswch 34721 itgexpif 34766 reprlt 34779 breprexp 34793 hgt750lem 34811 hgt750lem2 34812 circum 35872 dvasin 38039 3lexlogpow5ineq1 42507 3lexlogpow5ineq5 42513 aks4d1p1 42529 235t711 42751 ex-decpmul 42752 it1ei 42762 sqrtcval2 44087 resqrtvalex 44090 imsqrtvalex 44091 inductionexd 44600 xralrple3 45821 wallispi 46516 wallispi2lem2 46518 stirlinglem1 46520 dirkertrigeqlem3 46546 modm1p1ne 47836 257prm 48036 fmtno4prmfac193 48048 fmtno5fac 48057 139prmALT 48071 127prm 48074 2exp340mod341 48221 |
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