Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > divdiv1d | Structured version Visualization version GIF version |
Description: Division into a fraction. (Contributed by Mario Carneiro, 27-May-2016.) |
Ref | Expression |
---|---|
div1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
divcld.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
divmuld.3 | ⊢ (𝜑 → 𝐶 ∈ ℂ) |
divmuld.4 | ⊢ (𝜑 → 𝐵 ≠ 0) |
divdiv23d.5 | ⊢ (𝜑 → 𝐶 ≠ 0) |
Ref | Expression |
---|---|
divdiv1d | ⊢ (𝜑 → ((𝐴 / 𝐵) / 𝐶) = (𝐴 / (𝐵 · 𝐶))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | div1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
2 | divcld.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
3 | divmuld.4 | . 2 ⊢ (𝜑 → 𝐵 ≠ 0) | |
4 | divmuld.3 | . 2 ⊢ (𝜑 → 𝐶 ∈ ℂ) | |
5 | divdiv23d.5 | . 2 ⊢ (𝜑 → 𝐶 ≠ 0) | |
6 | divdiv1 11382 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ (𝐵 ∈ ℂ ∧ 𝐵 ≠ 0) ∧ (𝐶 ∈ ℂ ∧ 𝐶 ≠ 0)) → ((𝐴 / 𝐵) / 𝐶) = (𝐴 / (𝐵 · 𝐶))) | |
7 | 1, 2, 3, 4, 5, 6 | syl122anc 1377 | 1 ⊢ (𝜑 → ((𝐴 / 𝐵) / 𝐶) = (𝐴 / (𝐵 · 𝐶))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2112 ≠ wne 2952 (class class class)co 7151 ℂcc 10566 0cc0 10568 · cmul 10573 / cdiv 11328 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1912 ax-6 1971 ax-7 2016 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2159 ax-12 2176 ax-ext 2730 ax-sep 5170 ax-nul 5177 ax-pow 5235 ax-pr 5299 ax-un 7460 ax-resscn 10625 ax-1cn 10626 ax-icn 10627 ax-addcl 10628 ax-addrcl 10629 ax-mulcl 10630 ax-mulrcl 10631 ax-mulcom 10632 ax-addass 10633 ax-mulass 10634 ax-distr 10635 ax-i2m1 10636 ax-1ne0 10637 ax-1rid 10638 ax-rnegex 10639 ax-rrecex 10640 ax-cnre 10641 ax-pre-lttri 10642 ax-pre-lttrn 10643 ax-pre-ltadd 10644 ax-pre-mulgt0 10645 |
This theorem depends on definitions: df-bi 210 df-an 401 df-or 846 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2071 df-mo 2558 df-eu 2589 df-clab 2737 df-cleq 2751 df-clel 2831 df-nfc 2902 df-ne 2953 df-nel 3057 df-ral 3076 df-rex 3077 df-reu 3078 df-rmo 3079 df-rab 3080 df-v 3412 df-sbc 3698 df-csb 3807 df-dif 3862 df-un 3864 df-in 3866 df-ss 3876 df-nul 4227 df-if 4422 df-pw 4497 df-sn 4524 df-pr 4526 df-op 4530 df-uni 4800 df-br 5034 df-opab 5096 df-mpt 5114 df-id 5431 df-po 5444 df-so 5445 df-xp 5531 df-rel 5532 df-cnv 5533 df-co 5534 df-dm 5535 df-rn 5536 df-res 5537 df-ima 5538 df-iota 6295 df-fun 6338 df-fn 6339 df-f 6340 df-f1 6341 df-fo 6342 df-f1o 6343 df-fv 6344 df-riota 7109 df-ov 7154 df-oprab 7155 df-mpo 7156 df-er 8300 df-en 8529 df-dom 8530 df-sdom 8531 df-pnf 10708 df-mnf 10709 df-xr 10710 df-ltxr 10711 df-le 10712 df-sub 10903 df-neg 10904 df-div 11329 |
This theorem is referenced by: discr 13644 hashf1 13860 bcfallfac 15439 eftlub 15503 tanval2 15527 sinhval 15548 sqrt2irrlem 15642 bitsp1 15823 4sqlem7 16328 4sqlem10 16331 uniioombl 24282 dvrec 24647 dvsincos 24673 dvcvx 24712 taylthlem2 25061 mcubic 25525 cubic2 25526 quart1lem 25533 quart1 25534 log2cnv 25622 log2tlbnd 25623 birthdaylem2 25630 efrlim 25647 bcmono 25953 m1lgs 26064 chto1lb 26154 vmalogdivsum2 26214 selberg3lem1 26233 selberg4lem1 26236 selberg4 26237 selberg34r 26247 pntrlog2bndlem2 26254 pntrlog2bndlem4 26256 pntpbnd2 26263 pntibndlem2 26267 pntlemg 26274 nnproddivdvdsd 39561 dvrelogpow2b 39627 aks4d1p1p7 39633 irrapxlem5 40133 divdiv3d 42352 mccllem 42598 clim1fr1 42602 sinaover2ne0 42869 dvnprodlem2 42948 wallispi2lem1 43072 stirlinglem3 43077 stirlinglem4 43078 stirlinglem7 43081 stirlinglem15 43089 dirker2re 43093 dirkerdenne0 43094 dirkertrigeqlem2 43100 dirkertrigeqlem3 43101 dirkertrigeq 43102 dirkercncflem1 43104 dirkercncflem2 43105 dirkercncflem4 43107 fourierdlem56 43163 fourierdlem66 43173 sqwvfourb 43230 fouriersw 43232 itscnhlc0xyqsol 45537 |
Copyright terms: Public domain | W3C validator |