| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > sqsqrtd | Structured version Visualization version GIF version | ||
| Description: Square root theorem. Theorem I.35 of [Apostol] p. 29. (Contributed by Mario Carneiro, 29-May-2016.) |
| Ref | Expression |
|---|---|
| abscld.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| Ref | Expression |
|---|---|
| sqsqrtd | ⊢ (𝜑 → ((√‘𝐴)↑2) = 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | abscld.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | sqrtth 15421 | . 2 ⊢ (𝐴 ∈ ℂ → ((√‘𝐴)↑2) = 𝐴) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → ((√‘𝐴)↑2) = 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2143 ‘cfv 6536 (class class class)co 7410 ℂcc 11102 2c2 12299 ↑cexp 14102 √csqrt 15289 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11160 ax-resscn 11161 ax-1cn 11162 ax-icn 11163 ax-addcl 11164 ax-addrcl 11165 ax-mulcl 11166 ax-mulrcl 11167 ax-mulcom 11168 ax-addass 11169 ax-mulass 11170 ax-distr 11171 ax-i2m1 11172 ax-1ne0 11173 ax-1rid 11174 ax-rnegex 11175 ax-rrecex 11176 ax-cnre 11177 ax-pre-lttri 11178 ax-pre-lttrn 11179 ax-pre-ltadd 11180 ax-pre-mulgt0 11181 ax-pre-sup 11182 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-sup 9398 df-pnf 11249 df-mnf 11250 df-xr 11251 df-ltxr 11252 df-le 11253 df-sub 11447 df-neg 11448 df-div 11876 df-nn 12238 df-2 12307 df-3 12308 df-n0 12509 df-z 12596 df-uz 12867 df-rp 13021 df-seq 14043 df-exp 14103 df-cj 15155 df-re 15156 df-im 15157 df-sqrt 15291 df-abs 15292 |
| This theorem is used by: msqsqrtd 15499 sqr00d 15500 sqrt2irrlem 16308 zsqrtelqelz 16821 nonsq 16822 prmreclem3 16982 nmsq 25362 cphipipcj 25368 ipcau2 25402 tcphcphlem1 25403 tcphcph 25405 minveclem3b 25596 efif1olem3 26718 efif1olem4 26719 cxpsqrt 26877 loglesqrt 26935 quad 27014 cubic 27023 quartlem4 27034 quart 27035 asinlem 27042 asinlem2 27043 efiatan2 27091 cosatan 27095 cosatanne0 27096 atans2 27105 chpub 27393 addsqnreup 27616 chtppilim 27648 rplogsumlem1 27657 dchrisum0flblem1 27681 dchrisum0flblem2 27682 dchrisum0fno1 27684 iconstr 34165 constrresqrtcl 34176 sin2h 38289 cos2h 38290 areacirclem1 38387 areacirclem5 38391 pell1234qrne0 43608 pell1234qrreccl 43609 pell1234qrmulcl 43610 pell14qrgt0 43614 pell14qrdich 43624 pell1qrgaplem 43628 pell14qrgapw 43631 pellqrex 43634 rmxyneg 43675 jm2.22 43750 sqrtcval 44395 et-sqrtnegnre 47615 |
| Copyright terms: Public domain | W3C validator |