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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 11142 | . 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 7368 ℂcc 11036 1c1 11039 · cmul 11043 |
| 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 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-mulcl 11100 ax-mulcom 11102 ax-mulass 11104 ax-distr 11105 ax-1rid 11108 ax-cnre 11111 |
| 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 3402 df-v 3444 df-dif 3906 df-un 3908 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-iota 6456 df-fv 6508 df-ov 7371 |
| This theorem is referenced by: addrid 11325 0lt1 11671 muleqadd 11793 1t1e1 12314 2t1e2 12315 3t1e3 12317 9p1e10 12621 numltc 12645 numsucc 12659 dec10p 12662 numadd 12666 numaddc 12667 11multnc 12687 4t3lem 12716 5t2e10 12719 9t11e99 12749 nn0opthlem1 14203 faclbnd4lem1 14228 rei 15091 imi 15092 cji 15094 sqrtm1 15210 0.999... 15816 efival 16089 ef01bndlem 16121 5ndvds6 16353 3lcm2e6 16671 decsplit0b 17019 2exp8 17028 37prm 17060 43prm 17061 83prm 17062 139prm 17063 163prm 17064 317prm 17065 1259lem1 17070 1259lem2 17071 1259lem3 17072 1259lem4 17073 1259lem5 17074 2503lem1 17076 2503lem2 17077 2503prm 17079 4001lem1 17080 4001lem2 17081 4001lem3 17082 cnmsgnsubg 21544 mdetralt 22564 dveflem 25951 dvsincos 25953 efhalfpi 26448 pige3ALT 26497 cosne0 26506 efif1olem4 26522 logf1o2 26627 asin1 26872 dvatan 26913 log2ublem3 26926 log2ub 26927 birthday 26932 basellem9 27067 ppiub 27183 chtub 27191 bposlem8 27270 lgsdir2 27309 mulog2sumlem2 27514 pntlemb 27576 avril1 30550 ipidsq 30797 nmopadjlem 32176 nmopcoadji 32188 unierri 32191 sgnmul 32926 signswch 34738 itgexpif 34783 reprlt 34796 breprexp 34810 hgt750lem 34828 hgt750lem2 34829 circum 35887 dvasin 37949 3lexlogpow5ineq1 42418 3lexlogpow5ineq5 42424 aks4d1p1 42440 235t711 42669 ex-decpmul 42670 it1ei 42680 sqrtcval2 43992 resqrtvalex 43995 imsqrtvalex 43996 inductionexd 44505 xralrple3 45726 wallispi 46422 wallispi2lem2 46424 stirlinglem1 46426 dirkertrigeqlem3 46452 modm1p1ne 47724 257prm 47915 fmtno4prmfac193 47927 fmtno5fac 47936 139prmALT 47950 127prm 47953 2exp340mod341 48087 |
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