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| Mirrors > Home > ILE Home > Th. List > subidd | GIF version | ||
| Description: Subtraction of a number from itself. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| negidd.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| Ref | Expression |
|---|---|
| subidd | ⊢ (𝜑 → (𝐴 − 𝐴) = 0) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | negidd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | subid 8553 | . 2 ⊢ (𝐴 ∈ ℂ → (𝐴 − 𝐴) = 0) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → (𝐴 − 𝐴) = 0) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 = wceq 1402 ∈ wcel 2209 (class class class)co 6088 ℂcc 8184 0cc0 8186 − cmin 8505 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4251 ax-pow 4313 ax-pr 4348 ax-setind 4686 ax-resscn 8278 ax-1cn 8279 ax-icn 8281 ax-addcl 8282 ax-addrcl 8283 ax-mulcl 8284 ax-addcom 8286 ax-addass 8288 ax-distr 8290 ax-i2m1 8291 ax-0id 8294 ax-rnegex 8295 ax-cnre 8297 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4132 df-opab 4194 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-iota 5340 df-fun 5382 df-fv 5388 df-riota 6041 df-ov 6091 df-oprab 6092 df-mpo 6093 df-sub 8507 |
| This theorem is used by: mul02 8722 leaddle0 8813 cru 8939 iccf1o 10425 fzocatel 10635 zmod10 10799 hashfzo 11286 hashfzp1 11288 ccatval21sw 11396 ccats1val2 11431 swrd00g 11444 ccatpfx 11496 swrdccat3blem 11534 resqrexlemnm 11807 bdtri 12032 climconst 12082 telfsumo 12259 fsumparts 12263 cvgratnnlemmn 12318 cvgratnnlemseq 12319 nn0seqcvgd 12845 pcmpt2 13153 4sqlem15 13214 gzsumconst 14234 gzsumsnfd 14238 cncfmptc 15834 limcimolemlt 15902 dvconstss 15936 dvcnp2cntop 15937 birthdaylem2 16238 qdiff 17317 |
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