| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 8545 | . 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 6085 ℂcc 8177 0cc0 8179 − cmin 8497 |
| 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 4249 ax-pow 4311 ax-pr 4346 ax-setind 4684 ax-resscn 8271 ax-1cn 8272 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-addass 8281 ax-distr 8283 ax-i2m1 8284 ax-0id 8287 ax-rnegex 8288 ax-cnre 8290 |
| 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 4131 df-opab 4193 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-iota 5337 df-fun 5379 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-sub 8499 |
| This theorem is used by: mul02 8714 leaddle0 8805 cru 8931 iccf1o 10409 fzocatel 10619 zmod10 10779 hashfzo 11265 hashfzp1 11267 ccatval21sw 11375 ccats1val2 11410 swrd00g 11423 ccatpfx 11475 swrdccat3blem 11513 resqrexlemnm 11786 bdtri 12008 climconst 12058 telfsumo 12235 fsumparts 12239 cvgratnnlemmn 12294 cvgratnnlemseq 12295 nn0seqcvgd 12821 pcmpt2 13125 4sqlem15 13186 gzsumconst 14145 gzsumsnfd 14149 cncfmptc 15699 limcimolemlt 15767 dvconstss 15801 dvcnp2cntop 15802 birthdaylem2 16094 qdiff 17110 |
| Copyright terms: Public domain | W3C validator |