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Mirrors > Home > MPE Home > Th. List > Mathboxes > exp11d | Structured version Visualization version GIF version |
Description: exp11nnd 40324 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 485 | . . 3 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝑁 = 0) | |
2 | exp11d.4 | . . . 4 ⊢ (𝜑 → 𝑁 ≠ 0) | |
3 | 2 | adantr 481 | . . 3 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝑁 ≠ 0) |
4 | 1, 3 | pm2.21ddne 3029 | . 2 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝐴 = 𝐵) |
5 | exp11d.1 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
6 | 5 | adantr 481 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐴 ∈ ℝ+) |
7 | exp11d.2 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ ℝ+) | |
8 | 7 | adantr 481 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐵 ∈ ℝ+) |
9 | simpr 485 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝑁 ∈ ℕ) | |
10 | exp11d.5 | . . . 4 ⊢ (𝜑 → (𝐴↑𝑁) = (𝐵↑𝑁)) | |
11 | 10 | adantr 481 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → (𝐴↑𝑁) = (𝐵↑𝑁)) |
12 | 6, 8, 9, 11 | exp11nnd 40324 | . 2 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐴 = 𝐵) |
13 | 5 | adantr 481 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ∈ ℝ+) |
14 | 7 | adantr 481 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ∈ ℝ+) |
15 | simpr 485 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℕ) | |
16 | 13 | rpcnd 12774 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ∈ ℂ) |
17 | 15 | nnnn0d 12293 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℕ0) |
18 | 16, 17 | expcld 13864 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) ∈ ℂ) |
19 | 14 | rpcnd 12774 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ∈ ℂ) |
20 | 19, 17 | expcld 13864 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑-𝑁) ∈ ℂ) |
21 | 13 | rpne0d 12777 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ≠ 0) |
22 | 15 | nnzd 12425 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℤ) |
23 | 16, 21, 22 | expne0d 13870 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) ≠ 0) |
24 | 14 | rpne0d 12777 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ≠ 0) |
25 | 19, 24, 22 | expne0d 13870 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑-𝑁) ≠ 0) |
26 | 10 | adantr 481 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑𝑁) = (𝐵↑𝑁)) |
27 | exp11d.3 | . . . . . . . 8 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
28 | 27 | zcnd 12427 | . . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ ℂ) |
29 | 28 | adantr 481 | . . . . . 6 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝑁 ∈ ℂ) |
30 | expneg2 13791 | . . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 𝑁 ∈ ℂ ∧ -𝑁 ∈ ℕ0) → (𝐴↑𝑁) = (1 / (𝐴↑-𝑁))) | |
31 | 16, 29, 17, 30 | syl3anc 1370 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑𝑁) = (1 / (𝐴↑-𝑁))) |
32 | expneg2 13791 | . . . . . 6 ⊢ ((𝐵 ∈ ℂ ∧ 𝑁 ∈ ℂ ∧ -𝑁 ∈ ℕ0) → (𝐵↑𝑁) = (1 / (𝐵↑-𝑁))) | |
33 | 19, 29, 17, 32 | syl3anc 1370 | . . . . 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 11772 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) = (𝐵↑-𝑁)) |
36 | 13, 14, 15, 35 | exp11nnd 40324 | . 2 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 = 𝐵) |
37 | elz 12321 | . . . 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 496 | . 2 ⊢ (𝜑 → (𝑁 = 0 ∨ 𝑁 ∈ ℕ ∨ -𝑁 ∈ ℕ)) |
40 | 4, 12, 36, 39 | mpjao3dan 1430 | 1 ⊢ (𝜑 → 𝐴 = 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 ∨ w3o 1085 = wceq 1539 ∈ wcel 2106 ≠ wne 2943 (class class class)co 7275 ℂcc 10869 ℝcr 10870 0cc0 10871 1c1 10872 -cneg 11206 / cdiv 11632 ℕcn 11973 ℕ0cn0 12233 ℤcz 12319 ℝ+crp 12730 ↑cexp 13782 |
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-cnex 10927 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 ax-pre-mulgt0 10948 |
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-rmo 3071 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-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-div 11633 df-nn 11974 df-n0 12234 df-z 12320 df-uz 12583 df-rp 12731 df-seq 13722 df-exp 13783 |
This theorem is referenced by: (None) |
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