void kouell double double double y0 double y0d int ind derVals ind y0d

void kouell(double a, double b, double y0, double y0d)
        {
            int ind = 0;
            
            derVals[ind] = y0d;
            yVals[ind] = y0;
            funcVals[ind] = funForFireMethod(x, derVals[ind], ind);
            
            for (int i = 0; i < 2; ++i)
            {
            	double x = a + ind * h;
                yVals[ind + 1] = getNextByRunge(x, yVals[ind], secFunFir, h, ind);
                derVals[ind + 1] = getNextByRunge(x, derVals[ind], funForFireMethod, h, ind);
                ind++;
            }

            while (a + ind * h < b / 2)
            {
            	double x = a + ind * h;
                yVals[ind + 1] = getNextByRunge(x, yVals[ind], secFunFir, h, ind);
                derVals[ind + 1] = getNextByRunge(x, derVals[ind], funForFireMethod, h, ind);
                ind++;
            }
        }