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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 11194 | . 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 1563 ∈ wcel 2145 (class class class)co 7400 ℂcc 11086 1c1 11089 · cmul 11093 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-mulcl 11150 ax-mulcom 11152 ax-mulass 11154 ax-distr 11155 ax-1rid 11158 ax-cnre 11161 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-rex 3090 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-iota 6481 df-fv 6533 df-ov 7403 |
| This theorem is referenced by: addrid 11378 0lt1 11724 muleqadd 11846 1t1e1 12393 2t1e2 12394 3t1e3 12396 9p1e10 12704 numltc 12733 numsucc 12747 dec10p 12750 numadd 12754 numaddc 12755 11multnc 12775 4t3lem 12804 5t2e10 12807 9t11e99OLD 12838 nn0opthlem1 14295 faclbnd4lem1 14320 sgnmul 15134 rei 15197 imi 15198 cji 15200 sqrtm1 15316 0.999... 15925 efival 16198 ef01bndlem 16230 5ndvds6 16462 3lcm2e6 16781 decsplit0b 17129 2exp8 17138 37prm 17171 43prm 17172 83prm 17173 139prm 17174 163prm 17175 317prm 17176 1259lem1 17181 1259lem2 17182 1259lem3 17183 1259lem4 17184 1259lem5 17185 2503lem1 17187 2503lem2 17188 2503prm 17190 4001lem1 17191 4001lem2 17192 4001lem3 17193 cnmsgnsubg 21687 mdetralt 22726 dveflem 26099 dvsincos 26101 efhalfpi 26594 pige3ALT 26643 cosne0 26652 efif1olem4 26668 logf1o2 26773 asin1 27017 dvatan 27058 log2ublem3 27071 log2ub 27072 birthday 27077 basellem9 27211 ppiub 27326 chtub 27334 bposlem8 27413 lgsdir2 27452 mulog2sumlem2 27657 pntlemb 27719 avril1 30723 ipidsq 30971 nmopadjlem 32350 nmopcoadji 32362 unierri 32365 signswch 34865 itgexpif 34910 reprlt 34923 breprexp 34937 hgt750lem 34955 hgt750lem2 34956 circum 36037 dvasin 38215 3lexlogpow5ineq1 42683 3lexlogpow5ineq5 42689 aks4d1p1 42705 235t711 42926 ex-decpmul 42927 it1ei 42937 sqrtcval2 44230 resqrtvalex 44233 imsqrtvalex 44234 inductionexd 44743 xralrple3 45947 wallispi 46642 wallispi2lem2 46644 stirlinglem1 46646 dirkertrigeqlem3 46672 modm1p1ne 47968 257prm 48168 fmtno4prmfac193 48180 fmtno5fac 48189 139prmALT 48203 127prm 48206 2exp340mod341 48353 |
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