Sommaire

Periodic solutions of the third order parametric differential equations involving large nonlinearities
p. 337
Adjoint operators and boundary value problems for linear differential equations
p. 351
On the identity of minimal and maximal realizations related to Fourier series operators
p. 359
Stable and non-stable non-chaotic maps of the interval
p. 379
On the existence of homoclinic points
p. 393
Equivalent algorithms for estimation in linear model with conditions
p. 401
On the Lebesgue decomposition of a function relative to a $p$-ideal of an orthomodular lattice
p. 423
On generating and concreteness in quantum logics
p. 431
Professor Tibor Neubrunn (1929-1990)
p. 437
Book Reviews
p. 443