Computes the condition number of the square root function.
[c,y] = condnb_sqrtcond ( x )
a n-by-m matrix of doubles
a n-by-m matrix of doubles, the condition number
a n-by-m, matrix of doubles, the function values
Computes the condition number of the square root function. This function has a good condition number.
condnb_plotcond ( condnb_sqrtcond , linspace(1,1.e10,1000) );