Integrating Square Roots Differential equation of the (y')^2 = f(y) are difficult to integrate numerically because of the singularity at points where f(y) vanishes. A simple trick removes the singularity. CACM September, 1970 Moler, C. B. Solomon, L. P. quadrature, differential equations 5.16 5.17 CA700904 JB February 10, 1978 1:42 PM 2001 5 2001 2001 5 2001 2001 5 2001