Sard Kernels for Certain Bivariate Cubatures An error analysis for some bivariate cubatures is given. The remainders are obtained by the use of Sard kernels. Numerical results and computer graphs are given for some of the kernel functions. CACM September, 1973 Barnhill, R. E. Pilcher, D. T. cubatures, Sard kernels, numerical integration, remainder formulas 5.13 5.16 CA730908 JB January 23, 1978 8:52 AM 2447 5 2447 2447 5 2447 2447 5 2447