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| Mirrors > Home > ILE Home > Th. List > zexpcl | GIF version | ||
| Description: Closure of exponentiation of integers. (Contributed by NM, 16-Dec-2005.) |
| Ref | Expression |
|---|---|
| zexpcl | ⊢ ((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (𝐴↑𝑁) ∈ ℤ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zsscn 9379 | . 2 ⊢ ℤ ⊆ ℂ | |
| 2 | zmulcl 9425 | . 2 ⊢ ((𝑥 ∈ ℤ ∧ 𝑦 ∈ ℤ) → (𝑥 · 𝑦) ∈ ℤ) | |
| 3 | 1z 9397 | . 2 ⊢ 1 ∈ ℤ | |
| 4 | 1, 2, 3 | expcllem 10693 | 1 ⊢ ((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (𝐴↑𝑁) ∈ ℤ) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∈ wcel 2175 (class class class)co 5943 ℕ0cn0 9294 ℤcz 9371 ↑cexp 10681 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 615 ax-in2 616 ax-io 710 ax-5 1469 ax-7 1470 ax-gen 1471 ax-ie1 1515 ax-ie2 1516 ax-8 1526 ax-10 1527 ax-11 1528 ax-i12 1529 ax-bndl 1531 ax-4 1532 ax-17 1548 ax-i9 1552 ax-ial 1556 ax-i5r 1557 ax-13 2177 ax-14 2178 ax-ext 2186 ax-coll 4158 ax-sep 4161 ax-nul 4169 ax-pow 4217 ax-pr 4252 ax-un 4479 ax-setind 4584 ax-iinf 4635 ax-cnex 8015 ax-resscn 8016 ax-1cn 8017 ax-1re 8018 ax-icn 8019 ax-addcl 8020 ax-addrcl 8021 ax-mulcl 8022 ax-mulrcl 8023 ax-addcom 8024 ax-mulcom 8025 ax-addass 8026 ax-mulass 8027 ax-distr 8028 ax-i2m1 8029 ax-0lt1 8030 ax-1rid 8031 ax-0id 8032 ax-rnegex 8033 ax-precex 8034 ax-cnre 8035 ax-pre-ltirr 8036 ax-pre-ltwlin 8037 ax-pre-lttrn 8038 ax-pre-apti 8039 ax-pre-ltadd 8040 ax-pre-mulgt0 8041 ax-pre-mulext 8042 |
| This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 df-3an 982 df-tru 1375 df-fal 1378 df-nf 1483 df-sb 1785 df-eu 2056 df-mo 2057 df-clab 2191 df-cleq 2197 df-clel 2200 df-nfc 2336 df-ne 2376 df-nel 2471 df-ral 2488 df-rex 2489 df-reu 2490 df-rmo 2491 df-rab 2492 df-v 2773 df-sbc 2998 df-csb 3093 df-dif 3167 df-un 3169 df-in 3171 df-ss 3178 df-nul 3460 df-if 3571 df-pw 3617 df-sn 3638 df-pr 3639 df-op 3641 df-uni 3850 df-int 3885 df-iun 3928 df-br 4044 df-opab 4105 df-mpt 4106 df-tr 4142 df-id 4339 df-po 4342 df-iso 4343 df-iord 4412 df-on 4414 df-ilim 4415 df-suc 4417 df-iom 4638 df-xp 4680 df-rel 4681 df-cnv 4682 df-co 4683 df-dm 4684 df-rn 4685 df-res 4686 df-ima 4687 df-iota 5231 df-fun 5272 df-fn 5273 df-f 5274 df-f1 5275 df-fo 5276 df-f1o 5277 df-fv 5278 df-riota 5898 df-ov 5946 df-oprab 5947 df-mpo 5948 df-1st 6225 df-2nd 6226 df-recs 6390 df-frec 6476 df-pnf 8108 df-mnf 8109 df-xr 8110 df-ltxr 8111 df-le 8112 df-sub 8244 df-neg 8245 df-reap 8647 df-ap 8654 df-div 8745 df-inn 9036 df-n0 9295 df-z 9372 df-uz 9648 df-seqfrec 10591 df-exp 10682 |
| This theorem is referenced by: zsqcl 10753 modqexp 10809 iddvdsexp 12068 dvdsexp 12114 3dvds 12117 bitsfzolem 12207 bitsinv1 12215 prmdvdsexp 12412 rpexp 12417 rpexp12i 12419 pw2dvds 12430 phiprmpw 12486 eulerthlema 12494 eulerthlemth 12496 fermltl 12498 prmdiv 12499 prmdiveq 12500 odzcllem 12507 odzdvds 12510 odzphi 12511 powm2modprm 12517 pclemdc 12553 pcneg 12590 pcprmpw 12599 prmpwdvds 12620 pockthlem 12621 logbgcd1irraplemexp 15382 dvdsppwf1o 15403 mersenne 15411 lgslem1 15419 lgsval 15423 lgsfvalg 15424 lgsval2lem 15429 lgsvalmod 15438 lgsmod 15445 lgsdirprm 15453 lgsdir 15454 lgsdilem2 15455 lgsdi 15456 lgsne0 15457 gausslemma2dlem6 15486 gausslemma2dlem7 15487 gausslemma2d 15488 lgseisenlem2 15490 lgseisenlem4 15492 m1lgs 15504 |
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