In mathematics, a quasiconvex function is a real-valued function defined on an interval or on a convex subset of a real vector space such that the inverse...

also true for a convex function, but it is not true for a quasiconvex function. Consider for example the quasiconvex function: f ( x ) = e x x 2 + 1 +...

inequality Logarithmically convex function Pseudoconvex function Quasiconvex function Subderivative of a convex function "Lecture Notes 2" (PDF). www.stat...

confused with the same concept of a quasiconvex function which has the same name. A locally bounded Borel-measurable function f : R m × d → R {\textstyle f:\mathbb...

E-invex functions were introduced by Abdulaleem as a generalization of differentiable convex functions. Convex function Pseudoconvex function Quasiconvex function...

argument.[citation needed] Quasiconvex function Linear utility function - a special type of a quasilinear utility function. Varian, Hal (1992). Microeconomic...

June 1992). Convex Functions, Partial Orderings, and Statistical Applications. Academic Press. p. 333. ISBN 9780080925226. Quasiconvex function v t e...

nonsingular Jacobian matrix. Quasiconvex functions and quasiconcave functions extend the concept of unimodality to functions whose arguments belong to higher-dimensional...

envelopes of subsets of the functions. For convex functions or quasiconvex functions, the upper envelope is again convex or quasiconvex. The lower envelope is...

lower-semicontinuity of the function implies that a function attains its minimum. The convexity of all the sublevel sets characterizes quasiconvex functions. Epigraph Level-set...