double minimum(int rowsize,int size, double x[rowsize][size]){...}
or simply
double minimum(int rowsize,int size, double x[][size]){...}
So specifying rowsize
is optional.
But here I guess it is square size x size
so it will be
double minimum(int size, double x[][size]){...}
So you are correct in that.
How to call it?
minimum(10,x)