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| Mirrors > Home > ILE Home > Th. List > 11multnc | GIF version | ||
| Description: The product of 11 (as numeral) with a number (no carry). (Contributed by AV, 15-Jun-2021.) |
| Ref | Expression |
|---|---|
| 11multnc.n | ⊢ 𝑁 ∈ ℕ0 |
| Ref | Expression |
|---|---|
| 11multnc | ⊢ (𝑁 · ;11) = ;𝑁𝑁 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 11multnc.n | . . 3 ⊢ 𝑁 ∈ ℕ0 | |
| 2 | 1nn0 9461 | . . 3 ⊢ 1 ∈ ℕ0 | |
| 3 | 1, 2, 2 | decmulnc 9720 | . 2 ⊢ (𝑁 · ;11) = ;(𝑁 · 1)(𝑁 · 1) |
| 4 | 1 | nn0cni 9457 | . . . 4 ⊢ 𝑁 ∈ ℂ |
| 5 | 4 | mulridi 8224 | . . 3 ⊢ (𝑁 · 1) = 𝑁 |
| 6 | 5, 5 | deceq12i 9662 | . 2 ⊢ ;(𝑁 · 1)(𝑁 · 1) = ;𝑁𝑁 |
| 7 | 3, 6 | eqtri 2252 | 1 ⊢ (𝑁 · ;11) = ;𝑁𝑁 |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1398 ∈ wcel 2202 (class class class)co 6028 1c1 8076 · cmul 8080 ℕ0cn0 9445 ;cdc 9654 |
| 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 619 ax-in2 620 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-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-addcom 8175 ax-mulcom 8176 ax-addass 8177 ax-mulass 8178 ax-distr 8179 ax-i2m1 8180 ax-1rid 8182 ax-0id 8183 ax-rnegex 8184 ax-cnre 8186 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-opab 4156 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-iota 5293 df-fun 5335 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-sub 8395 df-inn 9187 df-2 9245 df-3 9246 df-4 9247 df-5 9248 df-6 9249 df-7 9250 df-8 9251 df-9 9252 df-n0 9446 df-dec 9655 |
| This theorem is referenced by: (None) |
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