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Mirrors > Home > MPE Home > Th. List > sq1 | Structured version Visualization version GIF version |
Description: The square of 1 is 1. (Contributed by NM, 22-Aug-1999.) |
Ref | Expression |
---|---|
sq1 | ⊢ (1↑2) = 1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2z 12002 | . 2 ⊢ 2 ∈ ℤ | |
2 | 1exp 13454 | . 2 ⊢ (2 ∈ ℤ → (1↑2) = 1) | |
3 | 1, 2 | ax-mp 5 | 1 ⊢ (1↑2) = 1 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1538 ∈ wcel 2111 (class class class)co 7135 1c1 10527 2c2 11680 ℤcz 11969 ↑cexp 13425 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-cnex 10582 ax-resscn 10583 ax-1cn 10584 ax-icn 10585 ax-addcl 10586 ax-addrcl 10587 ax-mulcl 10588 ax-mulrcl 10589 ax-mulcom 10590 ax-addass 10591 ax-mulass 10592 ax-distr 10593 ax-i2m1 10594 ax-1ne0 10595 ax-1rid 10596 ax-rnegex 10597 ax-rrecex 10598 ax-cnre 10599 ax-pre-lttri 10600 ax-pre-lttrn 10601 ax-pre-ltadd 10602 ax-pre-mulgt0 10603 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-nel 3092 df-ral 3111 df-rex 3112 df-reu 3113 df-rmo 3114 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-pss 3900 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4801 df-iun 4883 df-br 5031 df-opab 5093 df-mpt 5111 df-tr 5137 df-id 5425 df-eprel 5430 df-po 5438 df-so 5439 df-fr 5478 df-we 5480 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-pred 6116 df-ord 6162 df-on 6163 df-lim 6164 df-suc 6165 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-om 7561 df-2nd 7672 df-wrecs 7930 df-recs 7991 df-rdg 8029 df-er 8272 df-en 8493 df-dom 8494 df-sdom 8495 df-pnf 10666 df-mnf 10667 df-xr 10668 df-ltxr 10669 df-le 10670 df-sub 10861 df-neg 10862 df-div 11287 df-nn 11626 df-2 11688 df-n0 11886 df-z 11970 df-uz 12232 df-seq 13365 df-exp 13426 |
This theorem is referenced by: neg1sqe1 13555 binom21 13576 binom2sub1 13578 sq01 13582 sqrlem1 14594 sqrt1 14623 sinbnd 15525 cosbnd 15526 cos1bnd 15532 cos2bnd 15533 cos01gt0 15536 sqnprm 16036 numdensq 16084 zsqrtelqelz 16088 prmreclem1 16242 prmreclem2 16243 4sqlem13 16283 4sqlem19 16289 odadd 18963 abvneg 19598 gzrngunitlem 20156 gzrngunit 20157 zringunit 20181 sinhalfpilem 25056 cos2pi 25069 tangtx 25098 coskpi 25115 tanregt0 25131 efif1olem3 25136 root1id 25343 root1cj 25345 isosctrlem2 25405 asin1 25480 efiatan2 25503 bndatandm 25515 atans2 25517 wilthlem1 25653 dchrinv 25845 sum2dchr 25858 lgslem1 25881 lgsne0 25919 lgssq 25921 lgssq2 25922 1lgs 25924 lgs1 25925 lgsdinn0 25929 lgsquad2lem2 25969 lgsquad3 25971 2lgsoddprmlem3a 25994 2sqlem9 26011 2sqlem10 26012 2sqlem11 26013 2sqblem 26015 2sqb 26016 2sq2 26017 addsqn2reu 26025 addsqrexnreu 26026 addsq2nreurex 26028 mulog2sumlem2 26119 pntlemb 26181 axlowdimlem16 26751 ex-pr 28215 normlem1 28893 kbpj 29739 hstnmoc 30006 hstle1 30009 hst1h 30010 hstle 30013 strlem3a 30035 strlem4 30037 strlem5 30038 jplem1 30051 dvasin 35141 dvacos 35142 areacirclem1 35145 areacirc 35150 cntotbnd 35234 3lexlogpow5ineq1 39341 3cubeslem1 39625 3cubeslem2 39626 3cubeslem3r 39628 pell1qrge1 39811 pell1qr1 39812 pell1qrgaplem 39814 pell14qrgapw 39817 pellqrex 39820 rmspecnonsq 39848 rmspecfund 39850 rmspecpos 39857 sqrtcval 40341 stoweidlem1 42643 wallispi2lem2 42714 stirlinglem10 42725 lighneallem2 44124 onetansqsecsq 45287 cotsqcscsq 45288 |
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