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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 11286 | . 2 ⊢ 2 ∈ ℤ | |
2 | 1exp 12751 | . 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 1475 ∈ wcel 1977 (class class class)co 6549 1c1 9816 2c2 10947 ℤcz 11254 ↑cexp 12722 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-er 7629 df-en 7842 df-dom 7843 df-sdom 7844 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-div 10564 df-nn 10898 df-2 10956 df-n0 11170 df-z 11255 df-uz 11564 df-seq 12664 df-exp 12723 |
This theorem is referenced by: neg1sqe1 12821 binom21 12842 binom2sub1 12844 sq01 12848 sqrlem1 13831 sqrt1 13860 sinbnd 14749 cosbnd 14750 cos1bnd 14756 cos2bnd 14757 cos01gt0 14760 sqnprm 15252 numdensq 15300 zsqrtelqelz 15304 prmreclem1 15458 prmreclem2 15459 4sqlem13 15499 4sqlem19 15505 odadd 18076 abvneg 18657 gzrngunitlem 19630 gzrngunit 19631 zringunit 19655 sinhalfpilem 24019 cos2pi 24032 tangtx 24061 coskpi 24076 tanregt0 24089 efif1olem3 24094 root1id 24295 root1cj 24297 isosctrlem2 24349 asin1 24421 efiatan2 24444 bndatandm 24456 atans2 24458 wilthlem1 24594 dchrinv 24786 sum2dchr 24799 lgslem1 24822 lgsne0 24860 lgssq 24862 lgssq2 24863 1lgs 24865 lgs1 24866 lgsdinn0 24870 lgsquad2lem2 24910 lgsquad3 24912 2lgsoddprmlem3a 24935 2sqlem9 24952 2sqlem10 24953 2sqlem11 24954 2sqblem 24956 2sqb 24957 mulog2sumlem2 25024 pntlemb 25086 axlowdimlem16 25637 ex-pr 26679 normlem1 27351 kbpj 28199 hstnmoc 28466 hstle1 28469 hst1h 28470 hstle 28473 strlem3a 28495 strlem4 28497 strlem5 28498 jplem1 28511 nn0sqeq1 28901 dvasin 32666 dvacos 32667 areacirclem1 32670 areacirc 32675 cntotbnd 32765 pell1qrge1 36452 pell1qr1 36453 pell1qrgaplem 36455 pell14qrgapw 36458 pellqrex 36461 rmspecsqrtnqOLD 36489 rmspecnonsq 36490 rmspecfund 36492 rmspecpos 36499 stoweidlem1 38894 wallispi2lem2 38965 stirlinglem10 38976 lighneallem2 40061 onetansqsecsq 42301 cotsqcscsq 42302 |
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