Power() function in raster calculator. Bug?

Discussion created by matoretta on Nov 8, 2011
Latest reply on Nov 8, 2011 by matoretta
hi i try Power my raster like this Power("raster",2/3) and result is raster whit value 1, but when i use  formula like this Power("raster", 0.666666667) result is correct.  Is it bug or what? How to use Power function if i want use parameter other then number??   for example Power("raster", 2/3 + ln(5)) etc...  thanks a lot