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| Mirrors > Home > MPE Home > Th. List > adddiri | Structured version Visualization version GIF version | ||
| Description: Distributive law (right-distributivity). (Contributed by NM, 16-Feb-1995.) |
| Ref | Expression |
|---|---|
| axi.1 | ⊢ 𝐴 ∈ ℂ |
| axi.2 | ⊢ 𝐵 ∈ ℂ |
| axi.3 | ⊢ 𝐶 ∈ ℂ |
| Ref | Expression |
|---|---|
| adddiri | ⊢ ((𝐴 + 𝐵) · 𝐶) = ((𝐴 · 𝐶) + (𝐵 · 𝐶)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | axi.1 | . 2 ⊢ 𝐴 ∈ ℂ | |
| 2 | axi.2 | . 2 ⊢ 𝐵 ∈ ℂ | |
| 3 | axi.3 | . 2 ⊢ 𝐶 ∈ ℂ | |
| 4 | adddir 11215 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ ℂ) → ((𝐴 + 𝐵) · 𝐶) = ((𝐴 · 𝐶) + (𝐵 · 𝐶))) | |
| 5 | 1, 2, 3, 4 | mp3an 1490 | 1 ⊢ ((𝐴 + 𝐵) · 𝐶) = ((𝐴 · 𝐶) + (𝐵 · 𝐶)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∈ wcel 2146 (class class class)co 7423 ℂcc 11116 + caddc 11121 · cmul 11123 |
| 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 2148 ax-9 2156 ax-ext 2738 ax-addcl 11178 ax-mulcom 11182 ax-distr 11185 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2745 df-cleq 2758 df-clel 2841 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-iota 6499 df-fv 6551 df-ov 7426 |
| This theorem is used by: numma 12778 binom2i 14268 3dvdsdec 16415 3dvds2dec 16416 dec5nprm 17151 dec2nprm 17152 mod2xnegi 17156 karatsuba 17168 sincosq3sgn 26702 sincosq4sgn 26703 ang180lem2 27012 1cubrlem 27043 bposlem8 27492 2lgsoddprmlem3c 27613 2lgsoddprmlem3d 27614 normlem3 31501 dpmul100 33253 dpmul1000 33255 dpadd3 33268 dpmul4 33270 cos9thpiminplylem5 34207 problem2 36179 areaquad 43984 tgoldbachlt 48622 crossp3i 50690 |
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