| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > mulm1d | GIF version | ||
| Description: Product with minus one is negative. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| mulm1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| Ref | Expression |
|---|---|
| mulm1d | ⊢ (𝜑 → (-1 · 𝐴) = -𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mulm1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | mulm1 8678 | . 2 ⊢ (𝐴 ∈ ℂ → (-1 · 𝐴) = -𝐴) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → (-1 · 𝐴) = -𝐴) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2205 (class class class)co 6052 ℂcc 8130 1c1 8133 · cmul 8137 -cneg 8450 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2208 ax-ext 2216 ax-sep 4230 ax-pow 4289 ax-pr 4324 ax-setind 4661 ax-resscn 8224 ax-1cn 8225 ax-icn 8227 ax-addcl 8228 ax-addrcl 8229 ax-mulcl 8230 ax-addcom 8232 ax-mulcom 8233 ax-addass 8234 ax-mulass 8235 ax-distr 8236 ax-i2m1 8237 ax-1rid 8239 ax-0id 8240 ax-rnegex 8241 ax-cnre 8243 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3045 df-dif 3215 df-un 3217 df-in 3219 df-ss 3226 df-pw 3673 df-sn 3697 df-pr 3698 df-op 3700 df-uni 3917 df-br 4112 df-opab 4174 df-id 4416 df-xp 4757 df-rel 4758 df-cnv 4759 df-co 4760 df-dm 4761 df-iota 5314 df-fun 5356 df-fv 5362 df-riota 6005 df-ov 6055 df-oprab 6056 df-mpo 6057 df-sub 8451 df-neg 8452 |
| This theorem is referenced by: mulreim 8883 recextlem1 8930 ofnegsub 9241 modqnegd 10748 modsumfzodifsn 10765 m1expcl2 10930 remullem 11564 fsumneg 12145 efi4p 12411 cosadd 12431 absefib 12465 efieq1re 12466 bitsinv1lem 12655 pythagtriplem4 12974 dvmptnegcn 15636 sin0pilem1 15695 cosq34lt1 15764 lgsdir2lem4 15953 gausslemma2dlem5a 15987 lgseisenlem1 15992 lgseisenlem2 15993 |
| Copyright terms: Public domain | W3C validator |