The paper shows that the composition of a quasiconvex function (taking the value +infty) with the transposition is not necessarily a quasiconvex function.

Contact details are reproduced from the original publication and may be historical.

Martin Kruzik

Inst. of Information Theory and Automation, Czech Academy of Sciences, Pod vodárenskou vezi 4, 18208 Praha 8, Czech Republic

M. Kruzik. “On the Composition of Quasiconvex Functions and the Transposition.” Journal of Convex Analysis 6 (1999), No. 1, 207–214.