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Mirrors > Home > MPE Home > Th. List > Mathboxes > exp11d | Structured version Visualization version GIF version |
Description: exp11nnd 41215 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 486 | . . 3 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝑁 = 0) | |
2 | exp11d.4 | . . . 4 ⊢ (𝜑 → 𝑁 ≠ 0) | |
3 | 2 | adantr 482 | . . 3 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝑁 ≠ 0) |
4 | 1, 3 | pm2.21ddne 3027 | . 2 ⊢ ((𝜑 ∧ 𝑁 = 0) → 𝐴 = 𝐵) |
5 | exp11d.1 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
6 | 5 | adantr 482 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐴 ∈ ℝ+) |
7 | exp11d.2 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ ℝ+) | |
8 | 7 | adantr 482 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐵 ∈ ℝ+) |
9 | simpr 486 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝑁 ∈ ℕ) | |
10 | exp11d.5 | . . . 4 ⊢ (𝜑 → (𝐴↑𝑁) = (𝐵↑𝑁)) | |
11 | 10 | adantr 482 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → (𝐴↑𝑁) = (𝐵↑𝑁)) |
12 | 6, 8, 9, 11 | exp11nnd 41215 | . 2 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ) → 𝐴 = 𝐵) |
13 | 5 | adantr 482 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ∈ ℝ+) |
14 | 7 | adantr 482 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ∈ ℝ+) |
15 | simpr 486 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℕ) | |
16 | 13 | rpcnd 13018 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ∈ ℂ) |
17 | 15 | nnnn0d 12532 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℕ0) |
18 | 16, 17 | expcld 14111 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) ∈ ℂ) |
19 | 14 | rpcnd 13018 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ∈ ℂ) |
20 | 19, 17 | expcld 14111 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑-𝑁) ∈ ℂ) |
21 | 13 | rpne0d 13021 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 ≠ 0) |
22 | 15 | nnzd 12585 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → -𝑁 ∈ ℤ) |
23 | 16, 21, 22 | expne0d 14117 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) ≠ 0) |
24 | 14 | rpne0d 13021 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐵 ≠ 0) |
25 | 19, 24, 22 | expne0d 14117 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑-𝑁) ≠ 0) |
26 | 10 | adantr 482 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑𝑁) = (𝐵↑𝑁)) |
27 | exp11d.3 | . . . . . . . 8 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
28 | 27 | zcnd 12667 | . . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ ℂ) |
29 | 28 | adantr 482 | . . . . . 6 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝑁 ∈ ℂ) |
30 | expneg2 14036 | . . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 𝑁 ∈ ℂ ∧ -𝑁 ∈ ℕ0) → (𝐴↑𝑁) = (1 / (𝐴↑-𝑁))) | |
31 | 16, 29, 17, 30 | syl3anc 1372 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑𝑁) = (1 / (𝐴↑-𝑁))) |
32 | expneg2 14036 | . . . . . 6 ⊢ ((𝐵 ∈ ℂ ∧ 𝑁 ∈ ℂ ∧ -𝑁 ∈ ℕ0) → (𝐵↑𝑁) = (1 / (𝐵↑-𝑁))) | |
33 | 19, 29, 17, 32 | syl3anc 1372 | . . . . 5 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐵↑𝑁) = (1 / (𝐵↑-𝑁))) |
34 | 26, 31, 33 | 3eqtr3d 2781 | . . . 4 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (1 / (𝐴↑-𝑁)) = (1 / (𝐵↑-𝑁))) |
35 | 18, 20, 23, 25, 34 | rec11d 12011 | . . 3 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → (𝐴↑-𝑁) = (𝐵↑-𝑁)) |
36 | 13, 14, 15, 35 | exp11nnd 41215 | . 2 ⊢ ((𝜑 ∧ -𝑁 ∈ ℕ) → 𝐴 = 𝐵) |
37 | elz 12560 | . . . 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 497 | . 2 ⊢ (𝜑 → (𝑁 = 0 ∨ 𝑁 ∈ ℕ ∨ -𝑁 ∈ ℕ)) |
40 | 4, 12, 36, 39 | mpjao3dan 1432 | 1 ⊢ (𝜑 → 𝐴 = 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 397 ∨ w3o 1087 = wceq 1542 ∈ wcel 2107 ≠ wne 2941 (class class class)co 7409 ℂcc 11108 ℝcr 11109 0cc0 11110 1c1 11111 -cneg 11445 / cdiv 11871 ℕcn 12212 ℕ0cn0 12472 ℤcz 12558 ℝ+crp 12974 ↑cexp 14027 |
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 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-sep 5300 ax-nul 5307 ax-pow 5364 ax-pr 5428 ax-un 7725 ax-cnex 11166 ax-resscn 11167 ax-1cn 11168 ax-icn 11169 ax-addcl 11170 ax-addrcl 11171 ax-mulcl 11172 ax-mulrcl 11173 ax-mulcom 11174 ax-addass 11175 ax-mulass 11176 ax-distr 11177 ax-i2m1 11178 ax-1ne0 11179 ax-1rid 11180 ax-rnegex 11181 ax-rrecex 11182 ax-cnre 11183 ax-pre-lttri 11184 ax-pre-lttrn 11185 ax-pre-ltadd 11186 ax-pre-mulgt0 11187 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-rmo 3377 df-reu 3378 df-rab 3434 df-v 3477 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-pss 3968 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-op 4636 df-uni 4910 df-iun 5000 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5575 df-eprel 5581 df-po 5589 df-so 5590 df-fr 5632 df-we 5634 df-xp 5683 df-rel 5684 df-cnv 5685 df-co 5686 df-dm 5687 df-rn 5688 df-res 5689 df-ima 5690 df-pred 6301 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6496 df-fun 6546 df-fn 6547 df-f 6548 df-f1 6549 df-fo 6550 df-f1o 6551 df-fv 6552 df-riota 7365 df-ov 7412 df-oprab 7413 df-mpo 7414 df-om 7856 df-2nd 7976 df-frecs 8266 df-wrecs 8297 df-recs 8371 df-rdg 8410 df-er 8703 df-en 8940 df-dom 8941 df-sdom 8942 df-pnf 11250 df-mnf 11251 df-xr 11252 df-ltxr 11253 df-le 11254 df-sub 11446 df-neg 11447 df-div 11872 df-nn 12213 df-n0 12473 df-z 12559 df-uz 12823 df-rp 12975 df-seq 13967 df-exp 14028 |
This theorem is referenced by: (None) |
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