The talk Rational harmonic functions and their applications in gravitational lensing, by Prof. Dr. Jörg Liesen, will be held on Thursday September 24, 2015 at 09:00 in lecture room K3, 2. floor. This special MORE seminar is organized jointly with Computational Mathematics Seminar (Institute of Computer of Science), also as special seminar on continuum mechanics, as an activity of the Necas Center for mathematical ...