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| Mirrors > Home > MPE Home > Th. List > mulneg2d | Structured version Visualization version GIF version | ||
| Description: Product with negative is negative of product. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| mulm1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| mulnegd.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| Ref | Expression |
|---|---|
| mulneg2d | ⊢ (𝜑 → (𝐴 · -𝐵) = -(𝐴 · 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mulm1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | mulnegd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
| 3 | mulneg2 11669 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → (𝐴 · -𝐵) = -(𝐴 · 𝐵)) | |
| 4 | 1, 2, 3 | syl2anc 596 | 1 ⊢ (𝜑 → (𝐴 · -𝐵) = -(𝐴 · 𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 (class class class)co 7423 ℂcc 11116 · cmul 11123 -cneg 11460 |
| 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-reu 3373 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-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-er 8703 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11263 df-mnf 11264 df-ltxr 11266 df-sub 11461 df-neg 11462 |
| This theorem is used by: prodge0rd 13143 expmulz 14164 discr 14296 sincossq 16257 oexpneg 16428 mulgass 19208 mulgmodid 19210 zringlpirlem3 21651 pjthlem1 25633 dvfsum2 26230 vieta1 26510 advlogexp 26857 logccv 26865 cxpmul2z 26893 abscxpbnd 26955 isosctrlem3 27022 affineequiv3 27027 dcubic1lem 27045 mcubic 27049 amgmlem 27191 ftalem5 27278 pntrlog2bndlem2 27779 brbtwn2 29292 colinearalglem4 29296 pjhthlem1 31780 constrresqrtcl 34198 fwddifnp1 36678 areacirclem1 38400 3cubeslem3r 43459 pellexlem6 43602 pell1234qrreccl 43622 pell14qrdich 43637 rmxyneg 43688 rmxm1 43702 ltmulneg 46148 cosknegpi 46624 itgsinexplem1 46709 dirkerper 46851 sqwvfoura 46983 etransclem46 47035 fmtnorec3 48341 oexpnegALTV 48483 oexpnegnz 48484 2zrngagrp 49055 itschlc0xyqsol 49588 amgmwlem 50691 |
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