International Journal of Mathematics and Mathematical Sciences (Jan 1999)

A note on convex functions

  • Yu-Ru Syau

DOI
https://doi.org/10.1155/S0161171299225252
Journal volume & issue
Vol. 22, no. 3
pp. 525 – 534

Abstract

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In this paper, we give two weak conditions for a lower semi-continuous function on the n-dimensional Euclidean space Rn to be a convex function. We also present some results for convex functions, strictly convex functions, and quasi-convex functions.

Keywords