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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 11140 | . 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 1547 ∈ wcel 2119 (class class class)co 7363 ℂcc 11034 1c1 11037 · cmul 11041 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 ax-resscn 11093 ax-1cn 11094 ax-icn 11095 ax-addcl 11096 ax-mulcl 11098 ax-mulcom 11100 ax-mulass 11102 ax-distr 11103 ax-1rid 11106 ax-cnre 11109 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-rex 3065 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-br 5080 df-iota 6448 df-fv 6500 df-ov 7366 |
| This theorem is referenced by: addrid 11324 0lt1 11670 muleqadd 11792 1t1e1 12336 2t1e2 12337 3t1e3 12339 9p1e10 12644 numltc 12668 numsucc 12682 dec10p 12685 numadd 12689 numaddc 12690 11multnc 12710 4t3lem 12739 5t2e10 12742 9t11e99 12772 nn0opthlem1 14228 faclbnd4lem1 14253 rei 15116 imi 15117 cji 15119 sqrtm1 15235 0.999... 15844 efival 16117 ef01bndlem 16149 5ndvds6 16381 3lcm2e6 16700 decsplit0b 17048 2exp8 17057 37prm 17089 43prm 17090 83prm 17091 139prm 17092 163prm 17093 317prm 17094 1259lem1 17099 1259lem2 17100 1259lem3 17101 1259lem4 17102 1259lem5 17103 2503lem1 17105 2503lem2 17106 2503prm 17108 4001lem1 17109 4001lem2 17110 4001lem3 17111 cnmsgnsubg 21559 mdetralt 22598 dveflem 25971 dvsincos 25973 efhalfpi 26460 pige3ALT 26509 cosne0 26518 efif1olem4 26534 logf1o2 26639 asin1 26883 dvatan 26924 log2ublem3 26937 log2ub 26938 birthday 26943 basellem9 27077 ppiub 27192 chtub 27200 bposlem8 27279 lgsdir2 27318 mulog2sumlem2 27523 pntlemb 27585 avril1 30558 ipidsq 30806 nmopadjlem 32185 nmopcoadji 32197 unierri 32200 sgnmul 32934 signswch 34752 itgexpif 34797 reprlt 34810 breprexp 34824 hgt750lem 34842 hgt750lem2 34843 circum 35909 dvasin 38078 3lexlogpow5ineq1 42546 3lexlogpow5ineq5 42552 aks4d1p1 42568 235t711 42789 ex-decpmul 42790 it1ei 42800 sqrtcval2 44093 resqrtvalex 44096 imsqrtvalex 44097 inductionexd 44606 xralrple3 45825 wallispi 46520 wallispi2lem2 46522 stirlinglem1 46524 dirkertrigeqlem3 46550 modm1p1ne 47846 257prm 48046 fmtno4prmfac193 48058 fmtno5fac 48067 139prmALT 48081 127prm 48084 2exp340mod341 48231 |
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