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Mirrors > Home > MPE Home > Th. List > exp1 | Structured version Visualization version GIF version |
Description: Value of a complex number raised to the first power. (Contributed by NM, 20-Oct-2004.) (Revised by Mario Carneiro, 2-Jul-2013.) |
Ref | Expression |
---|---|
exp1 | ⊢ (𝐴 ∈ ℂ → (𝐴↑1) = 𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1nn 11984 | . . . 4 ⊢ 1 ∈ ℕ | |
2 | expnnval 13785 | . . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 1 ∈ ℕ) → (𝐴↑1) = (seq1( · , (ℕ × {𝐴}))‘1)) | |
3 | 1, 2 | mpan2 688 | . . 3 ⊢ (𝐴 ∈ ℂ → (𝐴↑1) = (seq1( · , (ℕ × {𝐴}))‘1)) |
4 | 1z 12350 | . . . 4 ⊢ 1 ∈ ℤ | |
5 | seq1 13734 | . . . 4 ⊢ (1 ∈ ℤ → (seq1( · , (ℕ × {𝐴}))‘1) = ((ℕ × {𝐴})‘1)) | |
6 | 4, 5 | ax-mp 5 | . . 3 ⊢ (seq1( · , (ℕ × {𝐴}))‘1) = ((ℕ × {𝐴})‘1) |
7 | 3, 6 | eqtrdi 2794 | . 2 ⊢ (𝐴 ∈ ℂ → (𝐴↑1) = ((ℕ × {𝐴})‘1)) |
8 | fvconst2g 7077 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 1 ∈ ℕ) → ((ℕ × {𝐴})‘1) = 𝐴) | |
9 | 1, 8 | mpan2 688 | . 2 ⊢ (𝐴 ∈ ℂ → ((ℕ × {𝐴})‘1) = 𝐴) |
10 | 7, 9 | eqtrd 2778 | 1 ⊢ (𝐴 ∈ ℂ → (𝐴↑1) = 𝐴) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2106 {csn 4561 × cxp 5587 ‘cfv 6433 (class class class)co 7275 ℂcc 10869 1c1 10872 · cmul 10876 ℕcn 11973 ℤcz 12319 seqcseq 13721 ↑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-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-nn 11974 df-n0 12234 df-z 12320 df-uz 12583 df-seq 13722 df-exp 13783 |
This theorem is referenced by: expp1 13789 expn1 13792 expcllem 13793 expeq0 13813 expp1z 13832 expm1 13833 sqval 13835 exp1d 13859 expmordi 13885 expnbnd 13947 digit1 13952 faclbnd4lem1 14007 climcndslem1 15561 climcndslem2 15562 geoisum1 15591 bpoly1 15761 ef4p 15822 efgt1p2 15823 efgt1p 15824 rpnnen2lem3 15925 modxp1i 16771 numexp1 16778 psgnpmtr 19118 lt6abl 19496 cphipval 24407 iblcnlem1 24952 itgcnlem 24954 dvexp 25117 dveflem 25143 plyid 25370 coeidp 25424 dgrid 25425 cxp1 25826 1cubrlem 25991 1cubr 25992 log2ublem3 26098 basellem5 26234 perfectlem2 26378 logdivsum 26681 log2sumbnd 26692 ipval2 29069 0dp2dp 31183 subfacval2 33149 dvasin 35861 areacirclem1 35865 1t10e1p1e11 44802 fmtnoge3 44982 fmtno0 44992 fmtno1 44993 lighneallem2 45058 lighneallem3 45059 41prothprmlem2 45070 perfectALTVlem2 45174 8exp8mod9 45188 tgblthelfgott 45267 exple2lt6 45700 pw2m1lepw2m1 45861 logbpw2m1 45913 nnpw2pmod 45929 |
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