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| Mirrors > Home > MPE Home > Th. List > mul01i | Structured version Visualization version GIF version | ||
| Description: Multiplication by 0. Theorem I.6 of [Apostol] p. 18. (Contributed by NM, 23-Nov-1994.) (Revised by Scott Fenton, 3-Jan-2013.) |
| Ref | Expression |
|---|---|
| mul.1 | ⊢ 𝐴 ∈ ℂ |
| Ref | Expression |
|---|---|
| mul01i | ⊢ (𝐴 · 0) = 0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mul.1 | . 2 ⊢ 𝐴 ∈ ℂ | |
| 2 | mul01 11407 | . 2 ⊢ (𝐴 ∈ ℂ → (𝐴 · 0) = 0) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 · 0) = 0 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∈ wcel 2146 (class class class)co 7423 ℂcc 11116 0cc0 11118 · cmul 11123 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-mpt 5198 df-id 5561 df-po 5574 df-so 5575 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-ov 7426 df-er 8703 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11263 df-mnf 11264 df-ltxr 11266 |
| This theorem is used by: ine0 11667 msqge0 11753 recextlem2 11863 eqneg 11953 crne0 12229 2t0e0 12429 it0e0 12485 num0h 12741 discr 14296 sin4lt0 16276 demoivreALT 16282 5ndvds3 16496 gcdaddmlem 16607 bezout 16626 139prm 17209 317prm 17211 631prm 17212 1259lem4 17219 2503lem1 17222 2503lem2 17223 4001lem1 17226 4001lem2 17227 4001lem3 17228 4001lem4 17229 odadd1 19949 minveclem7 25631 itg1addlem4 25895 aalioulem3 26534 dcubic 27048 log2ublem3 27150 basellem7 27288 basellem9 27290 lgsdir2 27531 selberg2lem 27751 logdivbnd 27757 pntrsumo1 27766 pntrlog2bndlem5 27782 axpaschlem 29327 axlowdimlem6 29334 nmblolbii 31188 siilem1 31240 minvecolem7 31272 eigorthi 32226 nmbdoplbi 32413 nmcoplbi 32417 nmbdfnlbi 32438 nmcfnlbi 32441 nmopcoi 32484 itgexpif 35025 hgt750lem2 35071 subfacval2 35700 areacirc 38405 60lcm7e420 42818 3lexlogpow5ineq1 42862 sqn5i 43087 139prmALT 48389 |
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