Created
July 17, 2014 04:23
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| package main | |
| import ( | |
| "fmt" | |
| "math/cmplx" | |
| ) | |
| func Cbrt(x complex128) complex128 { | |
| z := complex128(1.0) | |
| for i := 0; i < 10000; i++ { | |
| z = z - (z*z*z-x)/(3*z*z) | |
| } | |
| return z | |
| } | |
| func main() { | |
| fmt.Println(Cbrt(2)) | |
| fmt.Println(cmplx.Pow(2, 1./3.)) | |
| } |
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| (1.2599210498948732+0i) | |
| (1.259921049894873+0i) | |
| Program exited. |
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