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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 12168 | . . . 4 ⊢ 1 ∈ ℕ | |
| 2 | expnnval 13999 | . . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 1 ∈ ℕ) → (𝐴↑1) = (seq1( · , (ℕ × {𝐴}))‘1)) | |
| 3 | 1, 2 | mpan2 692 | . . 3 ⊢ (𝐴 ∈ ℂ → (𝐴↑1) = (seq1( · , (ℕ × {𝐴}))‘1)) |
| 4 | 1z 12533 | . . . 4 ⊢ 1 ∈ ℤ | |
| 5 | seq1 13949 | . . . 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 2788 | . 2 ⊢ (𝐴 ∈ ℂ → (𝐴↑1) = ((ℕ × {𝐴})‘1)) |
| 8 | fvconst2g 7158 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 1 ∈ ℕ) → ((ℕ × {𝐴})‘1) = 𝐴) | |
| 9 | 1, 8 | mpan2 692 | . 2 ⊢ (𝐴 ∈ ℂ → ((ℕ × {𝐴})‘1) = 𝐴) |
| 10 | 7, 9 | eqtrd 2772 | 1 ⊢ (𝐴 ∈ ℂ → (𝐴↑1) = 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 {csn 4582 × cxp 5630 ‘cfv 6500 (class class class)co 7368 ℂcc 11036 1c1 11039 · cmul 11043 ℕcn 12157 ℤcz 12500 seqcseq 13936 ↑cexp 13996 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-n0 12414 df-z 12501 df-uz 12764 df-seq 13937 df-exp 13997 |
| This theorem is referenced by: expp1 14003 expn1 14006 expcllem 14007 expeq0 14027 expp1z 14046 expm1 14047 sqval 14049 exp1d 14076 expmordi 14102 expnbnd 14167 digit1 14172 faclbnd4lem1 14228 climcndslem1 15784 climcndslem2 15785 geoisum1 15814 bpoly1 15986 ef4p 16050 efgt1p2 16051 efgt1p 16052 rpnnen2lem3 16153 modxp1i 17010 numexp1 17016 psgnpmtr 19451 lt6abl 19836 cphipval 25211 iblcnlem1 25757 itgcnlem 25759 dvexp 25925 dveflem 25951 plyid 26182 coeidp 26237 dgrid 26238 cxp1 26648 1cubrlem 26819 1cubr 26820 log2ublem3 26926 basellem5 27063 perfectlem2 27209 logdivsum 27512 log2sumbnd 27523 ipval2 30794 0dp2dp 33000 cos9thpiminplylem5 33963 subfacval2 35400 dvasin 37949 areacirclem1 37953 1t10e1p1e11 47664 fmtnoge3 47884 fmtno0 47894 fmtno1 47895 lighneallem2 47960 lighneallem3 47961 41prothprmlem2 47972 perfectALTVlem2 48076 8exp8mod9 48090 tgblthelfgott 48169 exple2lt6 48718 pw2m1lepw2m1 48874 logbpw2m1 48921 nnpw2pmod 48937 |
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