| 1x | | realna polja, realni izrek o ničlah, kvaternionski izrek o ničlah, kolobarji z involucijo, real algebraic geometry, positive polynomials, quadratic module, Positivstellensatz, free positivity, linear operator inequality, spectrahedron, noncommutative polynomials, momentni problemi, operatorske mere, operatorski polinomi, realna algebraična geometrija, Farkaseva lema, matrični polinomi |