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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 11130 | . 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 1541 ∈ wcel 2113 (class class class)co 7358 ℂcc 11024 1c1 11027 · cmul 11031 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-mulcl 11088 ax-mulcom 11090 ax-mulass 11092 ax-distr 11093 ax-1rid 11096 ax-cnre 11099 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-rex 3061 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-iota 6448 df-fv 6500 df-ov 7361 |
| This theorem is referenced by: addrid 11313 0lt1 11659 muleqadd 11781 1t1e1 12302 2t1e2 12303 3t1e3 12305 9p1e10 12609 numltc 12633 numsucc 12647 dec10p 12650 numadd 12654 numaddc 12655 11multnc 12675 4t3lem 12704 5t2e10 12707 9t11e99 12737 nn0opthlem1 14191 faclbnd4lem1 14216 rei 15079 imi 15080 cji 15082 sqrtm1 15198 0.999... 15804 efival 16077 ef01bndlem 16109 5ndvds6 16341 3lcm2e6 16659 decsplit0b 17007 2exp8 17016 37prm 17048 43prm 17049 83prm 17050 139prm 17051 163prm 17052 317prm 17053 1259lem1 17058 1259lem2 17059 1259lem3 17060 1259lem4 17061 1259lem5 17062 2503lem1 17064 2503lem2 17065 2503prm 17067 4001lem1 17068 4001lem2 17069 4001lem3 17070 cnmsgnsubg 21532 mdetralt 22552 dveflem 25939 dvsincos 25941 efhalfpi 26436 pige3ALT 26485 cosne0 26494 efif1olem4 26510 logf1o2 26615 asin1 26860 dvatan 26901 log2ublem3 26914 log2ub 26915 birthday 26920 basellem9 27055 ppiub 27171 chtub 27179 bposlem8 27258 lgsdir2 27297 mulog2sumlem2 27502 pntlemb 27564 avril1 30538 ipidsq 30785 nmopadjlem 32164 nmopcoadji 32176 unierri 32179 sgnmul 32916 signswch 34718 itgexpif 34763 reprlt 34776 breprexp 34790 hgt750lem 34808 hgt750lem2 34809 circum 35868 dvasin 37901 3lexlogpow5ineq1 42304 3lexlogpow5ineq5 42310 aks4d1p1 42326 235t711 42556 ex-decpmul 42557 it1ei 42567 sqrtcval2 43879 resqrtvalex 43882 imsqrtvalex 43883 inductionexd 44392 xralrple3 45614 wallispi 46310 wallispi2lem2 46312 stirlinglem1 46314 dirkertrigeqlem3 46340 modm1p1ne 47612 257prm 47803 fmtno4prmfac193 47815 fmtno5fac 47824 139prmALT 47838 127prm 47841 2exp340mod341 47975 |
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