function g = powell_gradient1(x)
- ##
- ## A version of the powell_gradient() function which takes a column
- ## 4-vector instead of four distinct arguments. See
- ## powell_gradient.m for more information.
- ##
+ %
+ % A version of the powell_gradient() function which takes a column
+ % 4-vector instead of four distinct arguments. See
+ % powell_gradient.m for more information.
+ %
if (length(x) == 4)
g = powell_gradient(x(1), x(2), x(3), x(4));
else