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Mirrors > Home > MPE Home > Th. List > subeq0ad | Structured version Visualization version GIF version |
Description: The difference of two complex numbers is zero iff they are equal. Deduction form of subeq0 11177. Generalization of subeq0d 11270. (Contributed by David Moews, 28-Feb-2017.) |
Ref | Expression |
---|---|
negidd.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
pncand.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
Ref | Expression |
---|---|
subeq0ad | ⊢ (𝜑 → ((𝐴 − 𝐵) = 0 ↔ 𝐴 = 𝐵)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | negidd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
2 | pncand.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
3 | subeq0 11177 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → ((𝐴 − 𝐵) = 0 ↔ 𝐴 = 𝐵)) | |
4 | 1, 2, 3 | syl2anc 583 | 1 ⊢ (𝜑 → ((𝐴 − 𝐵) = 0 ↔ 𝐴 = 𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 = wceq 1539 ∈ wcel 2108 (class class class)co 7255 ℂcc 10800 0cc0 10802 − cmin 11135 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-po 5494 df-so 5495 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-ltxr 10945 df-sub 11137 |
This theorem is referenced by: subne0ad 11273 subeq0bd 11331 muleqadd 11549 mulcan1g 11558 ofsubeq0 11900 nn0n0n1ge2 12230 mod0 13524 modirr 13590 addmodlteq 13594 sqreulem 14999 sqreu 15000 tanaddlem 15803 fldivp1 16526 4sqlem11 16584 4sqlem16 16589 znf1o 20671 cphsqrtcl2 24255 rrxmet 24477 dvcobr 25015 dvcnvlem 25045 cmvth 25060 dvlip 25062 lhop1lem 25082 ftc1lem5 25109 aalioulem2 25398 sineq0 25585 tanarg 25679 affineequiv 25878 quad2 25894 dcubic 25901 eqeelen 27175 colinearalg 27181 axcontlem7 27241 ipasslem9 29101 ip2eqi 29119 hi2eq 29368 lnopeqi 30271 riesz3i 30325 signslema 32441 circlemeth 32520 poimirlem32 35736 broucube 35738 rrnmet 35914 eqrabdioph 40515 pellexlem1 40567 sineq0ALT 42446 digexp 45841 eenglngeehlnmlem2 45972 2itscp 46015 |
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