func ScalarBaseMult(dst, in *[32]byte)
ScalarBaseMult sets dst to the product in*base where dst and base are the x coordinates of group points, base is the standard generator and all values are in little-endian form.
func ScalarMult(dst, in, base *[32]byte)
ScalarMult sets dst to the product in*base where dst and base are the x coordinates of group points and all values are in little-endian form.