What fortran are you using? I don't think standard fortran has these two functions. If you are trying to 1) convert p to a double precision; and 2) calculate the square root of p then you should use sqrt(dfloat(p))
【在 t****n 的大作中提到】 : What fortran are you using? I don't think standard fortran has these two : functions. If you are trying to 1) convert p to a double precision; and : 2) calculate the square root of p then you should use : sqrt(dfloat(p))