Riesz operators and Schur's lemma
Equivalences of matrix polynomials
Subnormal operators, cyclic vectors and reductivity
On contractions in Hilbert space
Inverse elementary divisor problems for nonnegative matrices
Multiplicities, generalized Jacobi matrices and symmetric operators
Local inverse spectrum theorems for real and nonnegative matrices
Orthonormal Jordan bases in finite dimensional Hilbert spaces
Mathematics for chemical engineering students
Operator theory for mathematicians
e-mail: bnagy@math.bme.hu