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| Mirrors > Home > MPE Home > Th. List > adddirp1d | Structured version Visualization version GIF version | ||
| Description: Distributive law, plus 1 version. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
| Ref | Expression |
|---|---|
| adddirp1d.a | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| adddirp1d.b | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| Ref | Expression |
|---|---|
| adddirp1d | ⊢ (𝜑 → ((𝐴 + 1) · 𝐵) = ((𝐴 · 𝐵) + 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | adddirp1d.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | 1cnd 11172 | . . 3 ⊢ (𝜑 → 1 ∈ ℂ) | |
| 3 | adddirp1d.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
| 4 | 1, 2, 3 | adddird 11204 | . 2 ⊢ (𝜑 → ((𝐴 + 1) · 𝐵) = ((𝐴 · 𝐵) + (1 · 𝐵))) |
| 5 | 3 | mullidd 11197 | . . 3 ⊢ (𝜑 → (1 · 𝐵) = 𝐵) |
| 6 | 5 | oveq2d 7408 | . 2 ⊢ (𝜑 → ((𝐴 · 𝐵) + (1 · 𝐵)) = ((𝐴 · 𝐵) + 𝐵)) |
| 7 | 4, 6 | eqtrd 2796 | 1 ⊢ (𝜑 → ((𝐴 + 1) · 𝐵) = ((𝐴 · 𝐵) + 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1559 ∈ wcel 2141 (class class class)co 7392 ℂcc 11068 1c1 11071 + caddc 11073 · cmul 11075 |
| 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-ext 2733 ax-resscn 11127 ax-1cn 11128 ax-icn 11129 ax-addcl 11130 ax-mulcl 11132 ax-mulcom 11134 ax-mulass 11136 ax-distr 11137 ax-1rid 11140 ax-cnre 11143 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-sb 2090 df-clab 2740 df-cleq 2753 df-clel 2836 df-rex 3086 df-rab 3414 df-v 3455 df-dif 3907 df-un 3909 df-ss 3921 df-nul 4286 df-if 4480 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-iota 6473 df-fv 6525 df-ov 7395 |
| This theorem is referenced by: modvalp1 13897 pcexp 16878 mulgnnass 19134 cnfldmulg 21436 dgrcolem1 26313 abelthlem2 26472 2lgsoddprmlem3d 27454 chpdifbndlem1 27594 breprexplemc 34890 deg1pow 42722 fltnltalem 43208 lt3addmuld 45844 lt4addmuld 45849 itgsinexp 46493 fourierdlem19 46664 fourierdlem35 46680 fourierdlem51 46695 minusmodnep2tmod 47917 gpg3kgrtriexlem2 48670 |
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