Mathematics of Operations Research, Vol. 5, No. 1 (Feb., 1980), pp. 120-125 (6 pages) Necessary and sufficient conditions for convexity of lower semi-continuous quasiconvex functions are given. By ...

Mathematics of Computation, Vol. 33, No. 148 (Oct., 1979), pp. 1361-1372 (12 pages) We describe a computation which shows that the Riemann zeta function $\xi(s)$ has exactly 75,000,000 zeros of the ...

Download NCERT Exemplar Book and Solutions of Class 12 Mathematics Chapter 1 – Relations and Functions are available for download. It will help you to score good marks in board exams as well as ...