P. Panagopoulos

Limit points of eigenvalues of truncated tridiagonal operators

E. K. Ifantis, P. Panagopoulos, 2001 .

Exact thermodynamic behavior of a generalized spin-isospin ising system on the Bethe lattice

C. Papatriantafillou, P. Panagopoulos, C. Paraskevaidis, 1989 .

Exactly Soluble Harmonic Oscillator for a Particular Form of Time and Coordinates-Dependent Mass

M. Symeonidis, P. Siafarikas, G. Karayannis, 1984 .

Lie-admissible unification of dissipative Schrödinger equation

A. Jannussis, P. Panagopoulos, G. Karayiannis, 1983 .

Generalized coherent states

G. Karayannis, A. Jannussis, P. Panagopoulos, 1983 .

Convergence of Associated Continued Fractions Revised

E. K. Ifantis, P. N. Panagopoulos, P. Panagopoulos, 2001 .