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| Mirrors > Home > MPE Home > Th. List > decrmanc | Structured version Visualization version GIF version | ||
| Description: Perform a multiply-add of two numerals 𝑀 and 𝑁 against a fixed multiplicand 𝑃 (no carry). (Contributed by AV, 16-Sep-2021.) |
| Ref | Expression |
|---|---|
| decrmanc.a | ⊢ 𝐴 ∈ ℕ0 |
| decrmanc.b | ⊢ 𝐵 ∈ ℕ0 |
| decrmanc.n | ⊢ 𝑁 ∈ ℕ0 |
| decrmanc.m | ⊢ 𝑀 = ;𝐴𝐵 |
| decrmanc.p | ⊢ 𝑃 ∈ ℕ0 |
| decrmanc.e | ⊢ (𝐴 · 𝑃) = 𝐸 |
| decrmanc.f | ⊢ ((𝐵 · 𝑃) + 𝑁) = 𝐹 |
| Ref | Expression |
|---|---|
| decrmanc | ⊢ ((𝑀 · 𝑃) + 𝑁) = ;𝐸𝐹 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | decrmanc.a | . 2 ⊢ 𝐴 ∈ ℕ0 | |
| 2 | decrmanc.b | . 2 ⊢ 𝐵 ∈ ℕ0 | |
| 3 | 0nn0 12530 | . 2 ⊢ 0 ∈ ℕ0 | |
| 4 | decrmanc.n | . 2 ⊢ 𝑁 ∈ ℕ0 | |
| 5 | decrmanc.m | . 2 ⊢ 𝑀 = ;𝐴𝐵 | |
| 6 | 4 | dec0h 12750 | . 2 ⊢ 𝑁 = ;0𝑁 |
| 7 | decrmanc.p | . 2 ⊢ 𝑃 ∈ ℕ0 | |
| 8 | 1, 7 | nn0mulcli 12553 | . . . . 5 ⊢ (𝐴 · 𝑃) ∈ ℕ0 |
| 9 | 8 | nn0cni 12527 | . . . 4 ⊢ (𝐴 · 𝑃) ∈ ℂ |
| 10 | 9 | addridi 11408 | . . 3 ⊢ ((𝐴 · 𝑃) + 0) = (𝐴 · 𝑃) |
| 11 | decrmanc.e | . . 3 ⊢ (𝐴 · 𝑃) = 𝐸 | |
| 12 | 10, 11 | eqtri 2788 | . 2 ⊢ ((𝐴 · 𝑃) + 0) = 𝐸 |
| 13 | decrmanc.f | . 2 ⊢ ((𝐵 · 𝑃) + 𝑁) = 𝐹 | |
| 14 | 1, 2, 3, 4, 5, 6, 7, 12, 13 | decma 12779 | 1 ⊢ ((𝑀 · 𝑃) + 𝑁) = ;𝐸𝐹 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∈ wcel 2146 (class class class)co 7416 0cc0 11111 + caddc 11114 · cmul 11116 ℕ0cn0 12515 ;cdc 12723 |
| 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-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 ax-resscn 11168 ax-1cn 11169 ax-icn 11170 ax-addcl 11171 ax-addrcl 11172 ax-mulcl 11173 ax-mulrcl 11174 ax-mulcom 11175 ax-addass 11176 ax-mulass 11177 ax-distr 11178 ax-i2m1 11179 ax-1ne0 11180 ax-1rid 11181 ax-rnegex 11182 ax-rrecex 11183 ax-cnre 11184 ax-pre-lttri 11185 ax-pre-lttrn 11186 ax-pre-ltadd 11187 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-ov 7419 df-om 7865 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-er 8696 df-en 8946 df-dom 8947 df-sdom 8948 df-pnf 11256 df-mnf 11257 df-ltxr 11259 df-nn 12245 df-2 12314 df-3 12315 df-4 12316 df-5 12317 df-6 12318 df-7 12319 df-8 12320 df-9 12321 df-n0 12516 df-dec 12724 |
| This theorem is used by: decmul1 12792 37prm 17199 2503lem1 17215 4001lem1 17219 4001lem2 17220 4001lem3 17221 log2ub 27145 decpmulnc 43081 |
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