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| Mirrors > Home > MPE Home > Th. List > divrec2d | Structured version Visualization version GIF version | ||
| Description: Relationship between division and reciprocal. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| div1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| divcld.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| divcld.3 | ⊢ (𝜑 → 𝐵 ≠ 0) |
| Ref | Expression |
|---|---|
| divrec2d | ⊢ (𝜑 → (𝐴 / 𝐵) = ((1 / 𝐵) · 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | div1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | divcld.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
| 3 | divcld.3 | . 2 ⊢ (𝜑 → 𝐵 ≠ 0) | |
| 4 | divrec2 11994 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐵 ≠ 0) → (𝐴 / 𝐵) = ((1 / 𝐵) · 𝐴)) | |
| 5 | 1, 2, 3, 4 | syl3anc 1398 | 1 ⊢ (𝜑 → (𝐴 / 𝐵) = ((1 / 𝐵) · 𝐴)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 ≠ wne 2955 (class class class)co 7420 ℂcc 11201 0cc0 11203 1c1 11204 · cmul 11208 / cdiv 11976 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-addrcl 11264 ax-mulcl 11265 ax-mulrcl 11266 ax-mulcom 11267 ax-addass 11268 ax-mulass 11269 ax-distr 11270 ax-i2m1 11271 ax-1ne0 11272 ax-1rid 11273 ax-rnegex 11274 ax-rrecex 11275 ax-cnre 11276 ax-pre-lttri 11277 ax-pre-lttrn 11278 ax-pre-ltadd 11279 ax-pre-mulgt0 11280 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-po 5558 df-so 5559 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-er 8720 df-en 8977 df-dom 8978 df-sdom 8979 df-pnf 11348 df-mnf 11349 df-xr 11350 df-ltxr 11351 df-le 11352 df-sub 11546 df-neg 11547 df-div 11977 |
| This theorem is used by: expaddzlem 14251 rediv 15303 imdiv 15310 geo2sum 16047 clim2div 16063 efaddlem 16264 sinhval 16327 cvsmuleqdivd 25460 sca2rab 25838 itg2mulclem 26072 itg2mulc 26073 dvmptdivc 26290 dvexp3 26303 dvlip 26318 dvradcnv 26753 tanregt0 26872 logtayl 26993 cxpeq 27090 chordthmlem2 27166 chordthmlem4 27168 heron 27171 dquartlem1 27184 asinlem3 27204 asinsin 27225 efiatan2 27250 atantayl2 27271 amgmlem 27322 basellem8 27420 chebbnd1lem3 27803 dchrmusum2 27826 dchrvmasumlem3 27831 dchrisum0lem1 27848 selberg2lem 27882 logdivbnd 27888 pntrsumo1 27897 pntrlog2bndlem5 27913 pntibndlem2 27923 pntlemr 27934 pntlemo 27939 nmblolbii 31406 blocnilem 31411 nmbdoplbi 32631 nmcoplbi 32635 nmbdfnlbi 32656 nmcfnlbi 32659 constrdircl 34443 constrrecl 34447 cos9thpiminplylem2 34461 logdivsqrle 35325 knoppndvlem7 37476 dvtan 38681 dvasin 38715 areacirclem1 38719 areacirclem4 38722 readvcot 43508 areaquad 44311 wallispi2lem1 47174 stirlinglem4 47180 stirlinglem5 47181 stirlinglem15 47191 dirkertrigeqlem2 47202 dirkertrigeq 47204 dirkercncflem2 47207 fourierdlem30 47240 fourierdlem57 47266 fourierdlem58 47267 fourierdlem62 47271 fourierdlem95 47304 nn0digval 49805 eenglngeehlnmlem1 49943 eenglngeehlnmlem2 49944 |
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