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| Mirrors > Home > MPE Home > Th. List > rpexpcld | Structured version Visualization version GIF version | ||
| Description: Closure law for exponentiation of positive reals. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpexpcld.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| rpexpcld.2 | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| Ref | Expression |
|---|---|
| rpexpcld | ⊢ (𝜑 → (𝐴↑𝑁) ∈ ℝ+) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpexpcld.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 2 | rpexpcld.2 | . 2 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
| 3 | rpexpcl 14083 | . 2 ⊢ ((𝐴 ∈ ℝ+ ∧ 𝑁 ∈ ℤ) → (𝐴↑𝑁) ∈ ℝ+) | |
| 4 | 1, 2, 3 | syl2anc 592 | 1 ⊢ (𝜑 → (𝐴↑𝑁) ∈ ℝ+) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2136 (class class class)co 7385 ℤcz 12558 ℝ+crp 12983 ↑cexp 14064 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1809 ax-4 1823 ax-5 1924 ax-6 1981 ax-7 2022 ax-8 2138 ax-9 2146 ax-10 2169 ax-11 2185 ax-12 2206 ax-ext 2728 ax-sep 5240 ax-nul 5250 ax-pow 5316 ax-pr 5384 ax-un 7707 ax-cnex 11119 ax-resscn 11120 ax-1cn 11121 ax-icn 11122 ax-addcl 11123 ax-addrcl 11124 ax-mulcl 11125 ax-mulrcl 11126 ax-mulcom 11127 ax-addass 11128 ax-mulass 11129 ax-distr 11130 ax-i2m1 11131 ax-1ne0 11132 ax-1rid 11133 ax-rnegex 11134 ax-rrecex 11135 ax-cnre 11136 ax-pre-lttri 11137 ax-pre-lttrn 11138 ax-pre-ltadd 11139 ax-pre-mulgt0 11140 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1557 df-fal 1567 df-ex 1794 df-nf 1798 df-sb 2085 df-mo 2560 df-eu 2590 df-clab 2735 df-cleq 2748 df-clel 2831 df-nfc 2905 df-ne 2952 df-nel 3056 df-ral 3071 df-rex 3081 df-rmo 3361 df-reu 3362 df-rab 3409 df-v 3450 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4281 df-if 4475 df-pw 4551 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-iun 4945 df-br 5095 df-opab 5157 df-mpt 5176 df-tr 5202 df-id 5535 df-eprel 5540 df-po 5548 df-so 5549 df-fr 5593 df-we 5595 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6466 df-fun 6512 df-fn 6513 df-f 6514 df-f1 6515 df-fo 6516 df-f1o 6517 df-fv 6518 df-riota 7342 df-ov 7388 df-oprab 7389 df-mpo 7390 df-om 7836 df-2nd 7960 df-frecs 8250 df-wrecs 8281 df-recs 8330 df-rdg 8369 df-er 8666 df-en 8917 df-dom 8918 df-sdom 8919 df-pnf 11208 df-mnf 11209 df-xr 11210 df-ltxr 11211 df-le 11212 df-sub 11406 df-neg 11407 df-div 11835 df-nn 12201 df-n0 12472 df-z 12559 df-uz 12830 df-rp 12984 df-seq 14005 df-exp 14065 |
| This theorem is referenced by: bitsfzolem 16444 bitsfzo 16445 bitsmod 16446 bitsinv1 16452 sadasslem 16480 sadeq 16482 plyeq0lem 26243 aalioulem4 26369 aalioulem5 26370 aalioulem6 26371 aaliou 26372 aaliou3lem8 26379 nnlogbexp 26816 lgamgulmlem3 27065 ftalem5 27111 basellem3 27117 2sqmod 27470 rplogsumlem2 27519 rpvmasumlem 27521 pntlemh 27633 pntlemq 27635 pntlemr 27636 pntlemj 27637 pntlemf 27639 padicabv 27664 ostth2lem3 27669 dya2ub 34521 dya2iocress 34525 dya2iocbrsiga 34526 dya2icobrsiga 34527 sxbrsigalem2 34537 omssubadd 34551 signsply0 34802 hgt750leme 34909 tgoldbachgtde 34911 faclim 36044 iprodfac 36045 knoppndvlem17 36914 knoppndvlem18 36915 geomcau 38206 lcmineqlem21 42614 3lexlogpow5ineq5 42625 aks4d1p1p7 42639 aks4d1p1 42641 aks4d1p8d2 42650 aks4d1p8 42652 fltltc 43191 fltnlta 43193 pellfund14 43423 dvdivbd 46445 stirlinglem1 46596 stirlinglem2 46597 stirlinglem4 46599 stirlinglem8 46603 stirlinglem10 46605 stirlinglem11 46606 stirlinglem13 46608 stirlinglem15 46610 stirlingr 46612 sge0ad2en 46953 ovnsubaddlem1 47092 fllog2 49138 dignn0flhalflem1 49185 dignn0flhalflem2 49186 |
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