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Add hint about computing powers between integers (#6419)

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Federico Ceratto 2017-10-16 13:59:37 +01:00 • committed by Andreas Rumpf
commit 590512873c
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lib/pure/math.nim
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@ -184,6 +184,8 @@ when not defined(JS):
proc pow*(x, y: float32): float32 {.importc: "powf", header: "<math.h>".} proc pow*(x, y: float32): float32 {.importc: "powf", header: "<math.h>".}
proc pow*(x, y: float64): float64 {.importc: "pow", header: "<math.h>".} proc pow*(x, y: float64): float64 {.importc: "pow", header: "<math.h>".}
## computes x to power raised of y. ## computes x to power raised of y.
##
## To compute power between integers, use `^` e.g. 2 ^ 6
proc erf*(x: float32): float32 {.importc: "erff", header: "<math.h>".} proc erf*(x: float32): float32 {.importc: "erff", header: "<math.h>".}
proc erf*(x: float64): float64 {.importc: "erf", header: "<math.h>".} proc erf*(x: float64): float64 {.importc: "erf", header: "<math.h>".}