J. M. Borwein, I. Kortezov and H. Wiersma
A C¹-function that is even on a sphere and has no critical points in the ball

Yong Wei Huang
A Farkas-Minkowski type alternative theorem and its applications to set-valued equilibrium problems

Maïtine Bergounioux
Optimal control of semilinear elliptic obstacle problems

Gert Wanka and Radu Ioan Bot
A new duality approach for multiobjective convex optimization problems

Zeqing Liu, Jong Kyu Kim and Jeong Sheok Ume
Characterizations for the convergence of Ishikawa iterative processes with errors in normed linear spaces

Raffaela Capitanelli
Nonlinear energy forms on certain fractal curves

Mark Elin, Lawrence A. Harris, Simeon Reich and David Shoikhet
Evolution equations and geometric function theory in J*-algebras

Michel Valadier
Corrigendum to conditional expectation and ergodic theorem for a positive integrand