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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 12013 | . 2 ⊢ 2 ∈ ℤ | |
2 | 1exp 13457 | . 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 1533 ∈ wcel 2110 (class class class)co 7155 1c1 10537 2c2 11691 ℤcz 11980 ↑cexp 13428 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-sep 5202 ax-nul 5209 ax-pow 5265 ax-pr 5329 ax-un 7460 ax-cnex 10592 ax-resscn 10593 ax-1cn 10594 ax-icn 10595 ax-addcl 10596 ax-addrcl 10597 ax-mulcl 10598 ax-mulrcl 10599 ax-mulcom 10600 ax-addass 10601 ax-mulass 10602 ax-distr 10603 ax-i2m1 10604 ax-1ne0 10605 ax-1rid 10606 ax-rnegex 10607 ax-rrecex 10608 ax-cnre 10609 ax-pre-lttri 10610 ax-pre-lttrn 10611 ax-pre-ltadd 10612 ax-pre-mulgt0 10613 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-pss 3953 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4567 df-pr 4569 df-tp 4571 df-op 4573 df-uni 4838 df-iun 4920 df-br 5066 df-opab 5128 df-mpt 5146 df-tr 5172 df-id 5459 df-eprel 5464 df-po 5473 df-so 5474 df-fr 5513 df-we 5515 df-xp 5560 df-rel 5561 df-cnv 5562 df-co 5563 df-dm 5564 df-rn 5565 df-res 5566 df-ima 5567 df-pred 6147 df-ord 6193 df-on 6194 df-lim 6195 df-suc 6196 df-iota 6313 df-fun 6356 df-fn 6357 df-f 6358 df-f1 6359 df-fo 6360 df-f1o 6361 df-fv 6362 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-om 7580 df-2nd 7689 df-wrecs 7946 df-recs 8007 df-rdg 8045 df-er 8288 df-en 8509 df-dom 8510 df-sdom 8511 df-pnf 10676 df-mnf 10677 df-xr 10678 df-ltxr 10679 df-le 10680 df-sub 10871 df-neg 10872 df-div 11297 df-nn 11638 df-2 11699 df-n0 11897 df-z 11981 df-uz 12243 df-seq 13369 df-exp 13429 |
This theorem is referenced by: neg1sqe1 13558 binom21 13579 binom2sub1 13581 sq01 13585 sqrlem1 14601 sqrt1 14630 sinbnd 15532 cosbnd 15533 cos1bnd 15539 cos2bnd 15540 cos01gt0 15543 sqnprm 16045 numdensq 16093 zsqrtelqelz 16097 prmreclem1 16251 prmreclem2 16252 4sqlem13 16292 4sqlem19 16298 odadd 18969 abvneg 19604 gzrngunitlem 20609 gzrngunit 20610 zringunit 20634 sinhalfpilem 25048 cos2pi 25061 tangtx 25090 coskpi 25107 tanregt0 25122 efif1olem3 25127 root1id 25334 root1cj 25336 isosctrlem2 25396 asin1 25471 efiatan2 25494 bndatandm 25506 atans2 25508 wilthlem1 25644 dchrinv 25836 sum2dchr 25849 lgslem1 25872 lgsne0 25910 lgssq 25912 lgssq2 25913 1lgs 25915 lgs1 25916 lgsdinn0 25920 lgsquad2lem2 25960 lgsquad3 25962 2lgsoddprmlem3a 25985 2sqlem9 26002 2sqlem10 26003 2sqlem11 26004 2sqblem 26006 2sqb 26007 2sq2 26008 addsqn2reu 26016 addsqrexnreu 26017 addsq2nreurex 26019 mulog2sumlem2 26110 pntlemb 26172 axlowdimlem16 26742 ex-pr 28208 normlem1 28886 kbpj 29732 hstnmoc 29999 hstle1 30002 hst1h 30003 hstle 30006 strlem3a 30028 strlem4 30030 strlem5 30031 jplem1 30044 dvasin 34977 dvacos 34978 areacirclem1 34981 areacirc 34986 cntotbnd 35073 3cubeslem1 39279 3cubeslem2 39280 3cubeslem3r 39282 pell1qrge1 39465 pell1qr1 39466 pell1qrgaplem 39468 pell14qrgapw 39471 pellqrex 39474 rmspecnonsq 39502 rmspecfund 39504 rmspecpos 39511 stoweidlem1 42285 wallispi2lem2 42356 stirlinglem10 42367 lighneallem2 43770 onetansqsecsq 44859 cotsqcscsq 44860 |
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