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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 11972 | . 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 1570 ∈ wcel 2145 ≠ wne 2956 (class class class)co 7412 ℂcc 11179 0cc0 11181 1c1 11182 · cmul 11186 / cdiv 11954 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-addrcl 11242 ax-mulcl 11243 ax-mulrcl 11244 ax-mulcom 11245 ax-addass 11246 ax-mulass 11247 ax-distr 11248 ax-i2m1 11249 ax-1ne0 11250 ax-1rid 11251 ax-rnegex 11252 ax-rrecex 11253 ax-cnre 11254 ax-pre-lttri 11255 ax-pre-lttrn 11256 ax-pre-ltadd 11257 ax-pre-mulgt0 11258 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-po 5559 df-so 5560 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-er 8701 df-en 8958 df-dom 8959 df-sdom 8960 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11524 df-neg 11525 df-div 11955 |
| This theorem is used by: expaddzlem 14228 rediv 15278 imdiv 15285 geo2sum 16022 clim2div 16038 efaddlem 16239 sinhval 16302 cvsmuleqdivd 25435 sca2rab 25813 itg2mulclem 26047 itg2mulc 26048 dvmptdivc 26265 dvexp3 26278 dvlip 26293 dvradcnv 26730 tanregt0 26849 logtayl 26970 cxpeq 27067 chordthmlem2 27143 chordthmlem4 27145 heron 27148 dquartlem1 27161 asinlem3 27181 asinsin 27202 efiatan2 27227 atantayl2 27248 amgmlem 27299 basellem8 27397 chebbnd1lem3 27780 dchrmusum2 27803 dchrvmasumlem3 27808 dchrisum0lem1 27825 selberg2lem 27859 logdivbnd 27865 pntrsumo1 27874 pntrlog2bndlem5 27890 pntibndlem2 27900 pntlemr 27911 pntlemo 27916 nmblolbii 31383 blocnilem 31388 nmbdoplbi 32608 nmcoplbi 32612 nmbdfnlbi 32633 nmcfnlbi 32636 constrdircl 34379 constrrecl 34383 cos9thpiminplylem2 34397 logdivsqrle 35262 knoppndvlem7 37354 dvtan 38556 dvasin 38590 areacirclem1 38594 areacirclem4 38597 readvcot 43383 areaquad 44176 wallispi2lem1 47025 stirlinglem4 47031 stirlinglem5 47032 stirlinglem15 47042 dirkertrigeqlem2 47053 dirkertrigeq 47055 dirkercncflem2 47058 fourierdlem30 47091 fourierdlem57 47117 fourierdlem58 47118 fourierdlem62 47122 fourierdlem95 47155 nn0digval 49656 eenglngeehlnmlem1 49793 eenglngeehlnmlem2 49794 |
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