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Mirrors > Home > MPE Home > Th. List > Mathboxes > sq3deccom12 | Structured version Visualization version GIF version |
Description: Variant of sqdeccom12 40317 with a three digit square. (Contributed by Steven Nguyen, 3-Jan-2023.) |
Ref | Expression |
---|---|
sqdeccom12.a | ⊢ 𝐴 ∈ ℕ0 |
sqdeccom12.b | ⊢ 𝐵 ∈ ℕ0 |
sq3deccom12.c | ⊢ 𝐶 ∈ ℕ0 |
sq3deccom12.d | ⊢ (𝐴 + 𝐶) = 𝐷 |
Ref | Expression |
---|---|
sq3deccom12 | ⊢ ((;;𝐴𝐵𝐶 · ;;𝐴𝐵𝐶) − (;𝐷𝐵 · ;𝐷𝐵)) = (;99 · ((;𝐴𝐵 · ;𝐴𝐵) − (𝐶 · 𝐶))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sq3deccom12.c | . . . . . 6 ⊢ 𝐶 ∈ ℕ0 | |
2 | 0nn0 12248 | . . . . . 6 ⊢ 0 ∈ ℕ0 | |
3 | sqdeccom12.a | . . . . . 6 ⊢ 𝐴 ∈ ℕ0 | |
4 | sqdeccom12.b | . . . . . 6 ⊢ 𝐵 ∈ ℕ0 | |
5 | eqid 2738 | . . . . . 6 ⊢ ;𝐶0 = ;𝐶0 | |
6 | eqid 2738 | . . . . . 6 ⊢ ;𝐴𝐵 = ;𝐴𝐵 | |
7 | 3 | nn0cni 12245 | . . . . . . 7 ⊢ 𝐴 ∈ ℂ |
8 | 1 | nn0cni 12245 | . . . . . . 7 ⊢ 𝐶 ∈ ℂ |
9 | sq3deccom12.d | . . . . . . 7 ⊢ (𝐴 + 𝐶) = 𝐷 | |
10 | 7, 8, 9 | addcomli 11167 | . . . . . 6 ⊢ (𝐶 + 𝐴) = 𝐷 |
11 | 4 | nn0cni 12245 | . . . . . . 7 ⊢ 𝐵 ∈ ℂ |
12 | 11 | addid2i 11163 | . . . . . 6 ⊢ (0 + 𝐵) = 𝐵 |
13 | 1, 2, 3, 4, 5, 6, 10, 12 | decadd 12491 | . . . . 5 ⊢ (;𝐶0 + ;𝐴𝐵) = ;𝐷𝐵 |
14 | 3, 4 | deccl 12452 | . . . . . 6 ⊢ ;𝐴𝐵 ∈ ℕ0 |
15 | 14 | nn0cni 12245 | . . . . . . 7 ⊢ ;𝐴𝐵 ∈ ℂ |
16 | 15 | addid2i 11163 | . . . . . 6 ⊢ (0 + ;𝐴𝐵) = ;𝐴𝐵 |
17 | 1, 2, 14, 5, 16 | decaddi 12497 | . . . . 5 ⊢ (;𝐶0 + ;𝐴𝐵) = ;𝐶;𝐴𝐵 |
18 | 13, 17 | eqtr3i 2768 | . . . 4 ⊢ ;𝐷𝐵 = ;𝐶;𝐴𝐵 |
19 | 18, 18 | oveq12i 7287 | . . 3 ⊢ (;𝐷𝐵 · ;𝐷𝐵) = (;𝐶;𝐴𝐵 · ;𝐶;𝐴𝐵) |
20 | 19 | oveq2i 7286 | . 2 ⊢ ((;;𝐴𝐵𝐶 · ;;𝐴𝐵𝐶) − (;𝐷𝐵 · ;𝐷𝐵)) = ((;;𝐴𝐵𝐶 · ;;𝐴𝐵𝐶) − (;𝐶;𝐴𝐵 · ;𝐶;𝐴𝐵)) |
21 | 14, 1 | sqdeccom12 40317 | . 2 ⊢ ((;;𝐴𝐵𝐶 · ;;𝐴𝐵𝐶) − (;𝐶;𝐴𝐵 · ;𝐶;𝐴𝐵)) = (;99 · ((;𝐴𝐵 · ;𝐴𝐵) − (𝐶 · 𝐶))) |
22 | 20, 21 | eqtri 2766 | 1 ⊢ ((;;𝐴𝐵𝐶 · ;;𝐴𝐵𝐶) − (;𝐷𝐵 · ;𝐷𝐵)) = (;99 · ((;𝐴𝐵 · ;𝐴𝐵) − (𝐶 · 𝐶))) |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1539 ∈ wcel 2106 (class class class)co 7275 0cc0 10871 + caddc 10874 · cmul 10876 − cmin 11205 9c9 12035 ℕ0cn0 12233 ;cdc 12437 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-om 7713 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-er 8498 df-en 8734 df-dom 8735 df-sdom 8736 df-pnf 11011 df-mnf 11012 df-ltxr 11014 df-sub 11207 df-nn 11974 df-2 12036 df-3 12037 df-4 12038 df-5 12039 df-6 12040 df-7 12041 df-8 12042 df-9 12043 df-n0 12234 df-dec 12438 |
This theorem is referenced by: (None) |
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