Discrete approximation scheme for evolution equations with initial boundary conditions within the Lie algebraic approach : [poster] / M. LUŚTYK // W: EQUADIFF 10 : Czechoslovak international conference on Differential Equations and their applications : Prague, Czech Republic, August 27–31, 2001 : information program / Univerzita Karlova. Právnická fakulta. — Praha : UK PF, 2001. — S. 1