#include <stdio.h> #include "MathFunctions.h" // a hack square root calculation using simple operations double mysqrt(double x) { if (x <= 0) { return 0; } double result; double delta; result = x; // do ten iterations int i; for (i = 0; i < 10; ++i) { if (result <= 0) { result = 0.1; } delta = x - (result*result); result = result + 0.5*delta/result; fprintf(stdout,"Computing sqrt of %g to be %g\n",x,result); } return result; }