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| Mirrors > Home > ILE Home > Th. List > subdid | GIF version | ||
| Description: Distribution of multiplication over subtraction. Theorem I.5 of [Apostol] p. 18. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| mulm1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| mulnegd.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| subdid.3 | ⊢ (𝜑 → 𝐶 ∈ ℂ) |
| Ref | Expression |
|---|---|
| subdid | ⊢ (𝜑 → (𝐴 · (𝐵 − 𝐶)) = ((𝐴 · 𝐵) − (𝐴 · 𝐶))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mulm1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | mulnegd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
| 3 | subdid.3 | . 2 ⊢ (𝜑 → 𝐶 ∈ ℂ) | |
| 4 | subdi 8557 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ ℂ) → (𝐴 · (𝐵 − 𝐶)) = ((𝐴 · 𝐵) − (𝐴 · 𝐶))) | |
| 5 | 1, 2, 3, 4 | syl3anc 1271 | 1 ⊢ (𝜑 → (𝐴 · (𝐵 − 𝐶)) = ((𝐴 · 𝐵) − (𝐴 · 𝐶))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1395 ∈ wcel 2200 (class class class)co 6013 ℂcc 8023 · cmul 8030 − cmin 8343 |
| 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-in1 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-setind 4633 ax-resscn 8117 ax-1cn 8118 ax-icn 8120 ax-addcl 8121 ax-addrcl 8122 ax-mulcl 8123 ax-addcom 8125 ax-addass 8127 ax-distr 8129 ax-i2m1 8130 ax-0id 8133 ax-rnegex 8134 ax-cnre 8136 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-br 4087 df-opab 4149 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-iota 5284 df-fun 5326 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-sub 8345 |
| This theorem is referenced by: muls1d 8590 cru 8775 recextlem1 8824 cju 9134 zneo 9574 lincmb01cmp 10231 iccf1o 10232 intfracq 10575 modqlt 10588 modqdi 10647 modqsubdir 10648 subsq 10901 crre 11411 remullem 11425 mulcn2 11866 fsumparts 12024 geosergap 12060 mertensabs 12091 tanval3ap 12268 tanaddap 12293 eirraplem 12331 bezoutlemnewy 12560 cncongr1 12668 eulerthlemh 12796 prmdiv 12800 prmdiveq 12801 4sqlem10 12953 mul4sqlem 12959 4sqlem17 12973 dvmulxxbr 15419 tangtx 15555 lgseisenlem2 15793 lgsquadlem1 15799 2sqlem4 15840 qdencn 16581 |
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