The resolution of an imaging apparatus is ideally limited by the diffraction properties of the light passing through the system aperture, but in many practical cases, inhomogeneities in the light ...

Previously, the complementary error function and its repeated integrals were given only for small values of the argument. Several new calculation techniques are ...

Lan & DeMets (1983) devised a method of constructing discrete group sequential boundaries by using the type I error spending rate function. It is extended so as to ...

When you try to print files or documents from within a Microsoft Office program like Word, Excel, Publisher, etc., and see the printing error message; Function ...