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Mirrors > Home > MPE Home > Th. List > Mathboxes > exp11d | Structured version Visualization version GIF version |
Description: exp11nnd 40245 for nonzero integer exponents. (Contributed by SN, 14-Sep-2023.) |
Ref | Expression |
---|---|
exp11d.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
exp11d.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ+) |
exp11d.3 | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
exp11d.4 | ⊢ (𝜑 → 𝑁 ≠ 0) |
exp11d.5 | ⊢ (𝜑 → (𝐴↑𝑁) = (𝐵↑𝑁)) |
Ref | Expression |
---|---|
exp11d | ⊢ (𝜑 → 𝐴 = 𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpr 484 | . . 3 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝑁 = 0) | |
2 | exp11d.4 | . . . 4 ⊢ (𝜑 → 𝑁 ≠ 0) | |
3 | 2 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝑁 ≠ 0) |
4 | 1, 3 | pm2.21ddne 3028 | . 2 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝐴 = 𝐵) |
5 | exp11d.1 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
6 | 5 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐴 ∈ ℝ+) |
7 | exp11d.2 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ ℝ+) | |
8 | 7 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐵 ∈ ℝ+) |
9 | simpr 484 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝑁 ∈ ℕ) | |
10 | exp11d.5 | . . . 4 ⊢ (𝜑 → (𝐴↑𝑁) = (𝐵↑𝑁)) | |
11 | 10 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → (𝐴↑𝑁) = (𝐵↑𝑁)) |
12 | 6, 8, 9, 11 | exp11nnd 40245 | . 2 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐴 = 𝐵) |
13 | 5 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ∈ ℝ+) |
14 | 7 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ∈ ℝ+) |
15 | simpr 484 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℕ) | |
16 | 13 | rpcnd 12703 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ∈ ℂ) |
17 | 15 | nnnn0d 12223 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℕ0) |
18 | 16, 17 | expcld 13792 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) ∈ ℂ) |
19 | 14 | rpcnd 12703 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ∈ ℂ) |
20 | 19, 17 | expcld 13792 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑-𝑁) ∈ ℂ) |
21 | 13 | rpne0d 12706 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ≠ 0) |
22 | 15 | nnzd 12354 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℤ) |
23 | 16, 21, 22 | expne0d 13798 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) ≠ 0) |
24 | 14 | rpne0d 12706 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ≠ 0) |
25 | 19, 24, 22 | expne0d 13798 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑-𝑁) ≠ 0) |
26 | 10 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑𝑁) = (𝐵↑𝑁)) |
27 | exp11d.3 | . . . . . . . 8 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
28 | 27 | zcnd 12356 | . . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ ℂ) |
29 | 28 | adantr 480 | . . . . . 6 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝑁 ∈ ℂ) |
30 | expneg2 13719 | . . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 𝑁 ∈ ℂ ∧ -𝑁 ∈ ℕ0) → (𝐴↑𝑁) = (1 / (𝐴↑-𝑁))) | |
31 | 16, 29, 17, 30 | syl3anc 1369 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑𝑁) = (1 / (𝐴↑-𝑁))) |
32 | expneg2 13719 | . . . . . 6 ⊢ ((𝐵 ∈ ℂ ∧ 𝑁 ∈ ℂ ∧ -𝑁 ∈ ℕ0) → (𝐵↑𝑁) = (1 / (𝐵↑-𝑁))) | |
33 | 19, 29, 17, 32 | syl3anc 1369 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑𝑁) = (1 / (𝐵↑-𝑁))) |
34 | 26, 31, 33 | 3eqtr3d 2786 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (1 / (𝐴↑-𝑁)) = (1 / (𝐵↑-𝑁))) |
35 | 18, 20, 23, 25, 34 | rec11d 11702 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) = (𝐵↑-𝑁)) |
36 | 13, 14, 15, 35 | exp11nnd 40245 | . 2 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 = 𝐵) |
37 | elz 12251 | . . . 4 ⊢ (𝑁 ∈ ℤ ↔ (𝑁 ∈ ℝ ∧ (𝑁 = 0 ∨ 𝑁 ∈ ℕ ∨ -𝑁 ∈ ℕ))) | |
38 | 27, 37 | sylib 217 | . . 3 ⊢ (𝜑 → (𝑁 ∈ ℝ ∧ (𝑁 = 0 ∨ 𝑁 ∈ ℕ ∨ -𝑁 ∈ ℕ))) |
39 | 38 | simprd 495 | . 2 ⊢ (𝜑 → (𝑁 = 0 ∨ 𝑁 ∈ ℕ ∨ -𝑁 ∈ ℕ)) |
40 | 4, 12, 36, 39 | mpjao3dan 1429 | 1 ⊢ (𝜑 → 𝐴 = 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∨ w3o 1084 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 (class class class)co 7255 ℂcc 10800 ℝcr 10801 0cc0 10802 1c1 10803 -cneg 11136 / cdiv 11562 ℕcn 11903 ℕ0cn0 12163 ℤcz 12249 ℝ+crp 12659 ↑cexp 13710 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-om 7688 df-2nd 7805 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-div 11563 df-nn 11904 df-n0 12164 df-z 12250 df-uz 12512 df-rp 12660 df-seq 13650 df-exp 13711 |
This theorem is referenced by: (None) |
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