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| Mirrors > Home > ILE Home > Th. List > adddiri | 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 8281 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ ℂ) → ((𝐴 + 𝐵) · 𝐶) = ((𝐴 · 𝐶) + (𝐵 · 𝐶))) | |
| 5 | 1, 2, 3, 4 | mp3an 1374 | 1 ⊢ ((𝐴 + 𝐵) · 𝐶) = ((𝐴 · 𝐶) + (𝐵 · 𝐶)) |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1398 ∈ wcel 2205 (class class class)co 6058 ℂcc 8141 + caddc 8146 · cmul 8148 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 ax-addcl 8239 ax-mulcom 8244 ax-distr 8247 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-rex 2528 df-v 2817 df-un 3218 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-br 4115 df-iota 5317 df-fv 5365 df-ov 6061 |
| This theorem is referenced by: numma 9770 binom2i 11034 3dvdsdec 12576 3dvds2dec 12577 dec5nprm 13137 dec2nprm 13138 karatsuba 13153 sincosq3sgn 15805 sincosq4sgn 15806 cosq23lt0 15810 2lgsoddprmlem3c 16094 2lgsoddprmlem3d 16095 |
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