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| Mirrors > Home > MPE Home > Th. List > 9t11e99OLD | Structured version Visualization version GIF version | ||
| Description: Obsolete version of 9t11e99 12818 as of 10-Jun-2026. (Contributed by AV, 14-Jun-2021.) (Revised by AV, 6-Sep-2021.) (Proof modification is discouraged.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| 9t11e99OLD | ⊢ (9 · ;11) = ;99 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 9cn 12313 | . . . 4 ⊢ 9 ∈ ℂ | |
| 2 | 10nn0 12705 | . . . . . 6 ⊢ ;10 ∈ ℕ0 | |
| 3 | 2 | nn0cni 12488 | . . . . 5 ⊢ ;10 ∈ ℂ |
| 4 | ax-1cn 11126 | . . . . 5 ⊢ 1 ∈ ℂ | |
| 5 | 3, 4 | mulcli 11184 | . . . 4 ⊢ (;10 · 1) ∈ ℂ |
| 6 | 1, 5, 4 | adddii 11189 | . . 3 ⊢ (9 · ((;10 · 1) + 1)) = ((9 · (;10 · 1)) + (9 · 1)) |
| 7 | 3 | mulridi 11181 | . . . . . 6 ⊢ (;10 · 1) = ;10 |
| 8 | 7 | oveq2i 7401 | . . . . 5 ⊢ (9 · (;10 · 1)) = (9 · ;10) |
| 9 | 1, 3 | mulcomi 11185 | . . . . 5 ⊢ (9 · ;10) = (;10 · 9) |
| 10 | 8, 9 | eqtri 2784 | . . . 4 ⊢ (9 · (;10 · 1)) = (;10 · 9) |
| 11 | 1 | mulridi 11181 | . . . 4 ⊢ (9 · 1) = 9 |
| 12 | 10, 11 | oveq12i 7402 | . . 3 ⊢ ((9 · (;10 · 1)) + (9 · 1)) = ((;10 · 9) + 9) |
| 13 | 6, 12 | eqtri 2784 | . 2 ⊢ (9 · ((;10 · 1) + 1)) = ((;10 · 9) + 9) |
| 14 | dfdec10 12686 | . . 3 ⊢ ;11 = ((;10 · 1) + 1) | |
| 15 | 14 | oveq2i 7401 | . 2 ⊢ (9 · ;11) = (9 · ((;10 · 1) + 1)) |
| 16 | dfdec10 12686 | . 2 ⊢ ;99 = ((;10 · 9) + 9) | |
| 17 | 13, 15, 16 | 3eqtr4i 2794 | 1 ⊢ (9 · ;11) = ;99 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1559 (class class class)co 7390 0cc0 11068 1c1 11069 + caddc 11071 · cmul 11073 9c9 12274 ;cdc 12683 |
| 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-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7712 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6282 df-ord 6343 df-on 6344 df-lim 6345 df-suc 6346 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-ov 7393 df-om 7841 df-2nd 7965 df-frecs 8255 df-wrecs 8286 df-recs 8335 df-rdg 8374 df-er 8671 df-en 8922 df-dom 8923 df-sdom 8924 df-pnf 11213 df-mnf 11214 df-ltxr 11216 df-nn 12206 df-2 12275 df-3 12276 df-4 12277 df-5 12278 df-6 12279 df-7 12280 df-8 12281 df-9 12282 df-n0 12477 df-dec 12684 |
| This theorem is referenced by: (None) |
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