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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 11176 | . 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 1559 ∈ wcel 2141 (class class class)co 7392 ℂcc 11068 1c1 11071 · cmul 11075 |
| 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-ext 2733 ax-resscn 11127 ax-1cn 11128 ax-icn 11129 ax-addcl 11130 ax-mulcl 11132 ax-mulcom 11134 ax-mulass 11136 ax-distr 11137 ax-1rid 11140 ax-cnre 11143 |
| 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-sb 2090 df-clab 2740 df-cleq 2753 df-clel 2836 df-rex 3086 df-rab 3414 df-v 3455 df-dif 3907 df-un 3909 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-iota 6473 df-fv 6525 df-ov 7395 |
| This theorem is referenced by: addrid 11360 0lt1 11706 muleqadd 11828 1t1e1 12376 2t1e2 12377 3t1e3 12379 9p1e10 12687 numltc 12716 numsucc 12730 dec10p 12733 numadd 12737 numaddc 12738 11multnc 12758 4t3lem 12787 5t2e10 12790 9t11e99OLD 12821 nn0opthlem1 14278 faclbnd4lem1 14303 rei 15166 imi 15167 cji 15169 sqrtm1 15285 0.999... 15894 efival 16167 ef01bndlem 16199 5ndvds6 16431 3lcm2e6 16750 decsplit0b 17098 2exp8 17107 37prm 17140 43prm 17141 83prm 17142 139prm 17143 163prm 17144 317prm 17145 1259lem1 17150 1259lem2 17151 1259lem3 17152 1259lem4 17153 1259lem5 17154 2503lem1 17156 2503lem2 17157 2503prm 17159 4001lem1 17160 4001lem2 17161 4001lem3 17162 cnmsgnsubg 21609 mdetralt 22648 dveflem 26021 dvsincos 26023 efhalfpi 26513 pige3ALT 26562 cosne0 26571 efif1olem4 26587 logf1o2 26692 asin1 26936 dvatan 26977 log2ublem3 26990 log2ub 26991 birthday 26996 basellem9 27130 ppiub 27245 chtub 27253 bposlem8 27332 lgsdir2 27371 mulog2sumlem2 27576 pntlemb 27638 avril1 30611 ipidsq 30859 nmopadjlem 32238 nmopcoadji 32250 unierri 32253 sgnmul 32987 signswch 34819 itgexpif 34864 reprlt 34877 breprexp 34891 hgt750lem 34909 hgt750lem2 34910 circum 35988 dvasin 38167 3lexlogpow5ineq1 42635 3lexlogpow5ineq5 42641 aks4d1p1 42657 235t711 42878 ex-decpmul 42879 it1ei 42889 sqrtcval2 44182 resqrtvalex 44185 imsqrtvalex 44186 inductionexd 44695 xralrple3 45913 wallispi 46608 wallispi2lem2 46610 stirlinglem1 46612 dirkertrigeqlem3 46638 modm1p1ne 47934 257prm 48134 fmtno4prmfac193 48146 fmtno5fac 48155 139prmALT 48169 127prm 48172 2exp340mod341 48319 |
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