HEURISTIC METHODS (OPERATIONS RESEARCH); DICHTEFUNKTIONALE (QUANTENCHEMIE U. QUANTENMECHANIK); COMPUTERSIMULATION; DENSITY FUNCTIONALS (QUANTUM CHEMISTRY AND QUANTUM MECHANICS); THEORIE DER ELEMENTARMAGNETE UND DER MAGNETISCHEN MOMENTE (ELEKTRODYNAMIK); QUANTENINFORMATION (INFORMATIONSTHEORIE); COMPUTER SIMULATION; SOFTWARE ENGINEERING; MANY-BODY SYSTEMS (QUANTUM THEORY); THEORY OF ELEMENTARY MAGNETS AND MAGNETIC MOMENTS (ELECTRODYNAMICS); HEURISTISCHE METHODEN (OPERATIONS RESEARCH); QUANTUM INFORMATION (INFORMATION THEORY); VIELTEILCHENSYSTEME (QUANTENTHEORIE)