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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 11407. Generalization of subeq0d 11500. (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 11407 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → ((𝐴 − 𝐵) = 0 ↔ 𝐴 = 𝐵)) | |
| 4 | 1, 2, 3 | syl2anc 584 | 1 ⊢ (𝜑 → ((𝐴 − 𝐵) = 0 ↔ 𝐴 = 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 = wceq 1541 ∈ wcel 2113 (class class class)co 7358 ℂcc 11024 0cc0 11026 − cmin 11364 |
| 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-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-opab 5161 df-mpt 5180 df-id 5519 df-po 5532 df-so 5533 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11168 df-mnf 11169 df-ltxr 11171 df-sub 11366 |
| This theorem is referenced by: subne0ad 11503 subeq0bd 11563 muleqadd 11781 mulcan1g 11790 ofsubeq0 12142 nn0n0n1ge2 12469 mod0 13796 modirr 13865 addmodlteq 13869 sqreulem 15283 sqreu 15284 tanaddlem 16091 fldivp1 16825 4sqlem11 16883 4sqlem16 16888 znf1o 21506 cphsqrtcl2 25142 rrxmet 25364 dvcobr 25905 dvcobrOLD 25906 dvcnvlem 25936 cmvth 25951 cmvthOLD 25952 dvlip 25954 lhop1lem 25974 ftc1lem5 26003 aalioulem2 26297 sineq0 26489 tanarg 26584 affineequiv 26789 quad2 26805 dcubic 26812 eqeelen 28977 colinearalg 28983 axcontlem7 29043 ipasslem9 30913 ip2eqi 30931 hi2eq 31180 lnopeqi 32083 riesz3i 32137 2sqr3minply 33937 signslema 34719 circlemeth 34797 poimirlem32 37853 broucube 37855 rrnmet 38030 eqrabdioph 43019 pellexlem1 43071 sineq0ALT 45177 digexp 48853 eenglngeehlnmlem2 48984 2itscp 49027 |
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