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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 9401 | . . 3 ⊢ 1 ∈ ℕ0 | |
| 3 | 1, 2, 2 | decmulnc 9660 | . 2 ⊢ (𝑁 · ;11) = ;(𝑁 · 1)(𝑁 · 1) |
| 4 | 1 | nn0cni 9397 | . . . 4 ⊢ 𝑁 ∈ ℂ |
| 5 | 4 | mulridi 8164 | . . 3 ⊢ (𝑁 · 1) = 𝑁 |
| 6 | 5, 5 | deceq12i 9602 | . 2 ⊢ ;(𝑁 · 1)(𝑁 · 1) = ;𝑁𝑁 |
| 7 | 3, 6 | eqtri 2250 | 1 ⊢ (𝑁 · ;11) = ;𝑁𝑁 |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1395 ∈ wcel 2200 (class class class)co 6010 1c1 8016 · cmul 8020 ℕ0cn0 9385 ;cdc 9594 |
| 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 4202 ax-pow 4259 ax-pr 4294 ax-setind 4630 ax-cnex 8106 ax-resscn 8107 ax-1cn 8108 ax-1re 8109 ax-icn 8110 ax-addcl 8111 ax-addrcl 8112 ax-mulcl 8113 ax-addcom 8115 ax-mulcom 8116 ax-addass 8117 ax-mulass 8118 ax-distr 8119 ax-i2m1 8120 ax-1rid 8122 ax-0id 8123 ax-rnegex 8124 ax-cnre 8126 |
| 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 2801 df-sbc 3029 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-opab 4146 df-id 4385 df-xp 4726 df-rel 4727 df-cnv 4728 df-co 4729 df-dm 4730 df-iota 5281 df-fun 5323 df-fv 5329 df-riota 5963 df-ov 6013 df-oprab 6014 df-mpo 6015 df-sub 8335 df-inn 9127 df-2 9185 df-3 9186 df-4 9187 df-5 9188 df-6 9189 df-7 9190 df-8 9191 df-9 9192 df-n0 9386 df-dec 9595 |
| This theorem is referenced by: (None) |
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