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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 11859 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐵 ≠ 0) → (𝐴 / 𝐵) = ((1 / 𝐵) · 𝐴)) | |
| 5 | 1, 2, 3, 4 | syl3anc 1389 | 1 ⊢ (𝜑 → (𝐴 / 𝐵) = ((1 / 𝐵) · 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1559 ∈ wcel 2141 ≠ wne 2956 (class class class)co 7392 ℂcc 11068 0cc0 11070 1c1 11071 · cmul 11075 / cdiv 11841 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 ax-resscn 11127 ax-1cn 11128 ax-icn 11129 ax-addcl 11130 ax-addrcl 11131 ax-mulcl 11132 ax-mulrcl 11133 ax-mulcom 11134 ax-addass 11135 ax-mulass 11136 ax-distr 11137 ax-i2m1 11138 ax-1ne0 11139 ax-1rid 11140 ax-rnegex 11141 ax-rrecex 11142 ax-cnre 11143 ax-pre-lttri 11144 ax-pre-lttrn 11145 ax-pre-ltadd 11146 ax-pre-mulgt0 11147 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5540 df-po 5553 df-so 5554 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-riota 7349 df-ov 7395 df-oprab 7396 df-mpo 7397 df-er 8673 df-en 8924 df-dom 8925 df-sdom 8926 df-pnf 11215 df-mnf 11216 df-xr 11217 df-ltxr 11218 df-le 11219 df-sub 11413 df-neg 11414 df-div 11842 |
| This theorem is referenced by: expaddzlem 14115 rediv 15141 imdiv 15148 geo2sum 15886 clim2div 15902 efaddlem 16106 sinhval 16169 cvsmuleqdivd 25176 sca2rab 25554 itg2mulclem 25788 itg2mulc 25789 dvmptdivc 26007 dvexp3 26020 dvlip 26035 dvradcnv 26461 tanregt0 26581 logtayl 26702 cxpeq 26799 chordthmlem2 26875 chordthmlem4 26877 heron 26880 dquartlem1 26893 asinlem3 26913 asinsin 26934 efiatan2 26959 atantayl2 26980 amgmlem 27031 basellem8 27129 chebbnd1lem3 27512 dchrmusum2 27535 dchrvmasumlem3 27540 dchrisum0lem1 27557 selberg2lem 27591 logdivbnd 27597 pntrsumo1 27606 pntrlog2bndlem5 27622 pntibndlem2 27632 pntlemr 27643 pntlemo 27648 nmblolbii 30948 blocnilem 30953 nmbdoplbi 32173 nmcoplbi 32177 nmbdfnlbi 32198 nmcfnlbi 32201 constrdircl 34023 constrrecl 34027 cos9thpiminplylem2 34041 logdivsqrle 34908 knoppndvlem7 36920 dvtan 38133 dvasin 38167 areacirclem1 38171 areacirclem4 38174 readvcot 42937 areaquad 43757 wallispi2lem1 46609 stirlinglem4 46615 stirlinglem5 46616 stirlinglem15 46626 dirkertrigeqlem2 46637 dirkertrigeq 46639 dirkercncflem2 46642 fourierdlem30 46675 fourierdlem57 46701 fourierdlem58 46702 fourierdlem62 46706 fourierdlem95 46739 nn0digval 49186 eenglngeehlnmlem1 49323 eenglngeehlnmlem2 49324 |
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