Libertas Mathematica vol.19


Table of Contents

C. Corduneanu i-ii
Professor Radu Rosca at his 90"‘ birthday PDF
Ion Mihai, Liviu Nicolescu, Leopold Verstraelen 1-4
Some Comments on the Theory of Riemannian Manifolds PDF
Leopold Verstraelen 5-8
The Oscillator Group as a Homogeneous Spacetime PDF
R. Duran Diaz, P. M. Gadea, J. A. Oubina 9-18
Distributions Admitting a Local Basis of Homogeneous Polynomials PDF
M. Castrillon Lopez, P. M. Gadea, J. Munoz Masque 19-28
On the integrability of Some Distributions Defined by a Pseudo f-Structure on a Vector Bundle of Almost Product Manifolds PDF
Jae — Bok Jun, Koji Matsumoto 29-38
On Some Kinds of Submanifolds of an Almost Hermitian or Para-Hermitian Manifolds PDF
Fernando Etayo 39-46
Framed (2n+3)-Dimensional Almost Kenmotsu Manifolds Endowed with a Vertical csi- Parallel Connection PDF
lon Mihai, Radu Rosca 47-58
On the Riemannian Manifolds with Birecurrent Ricci Tensor PDF
Liviu Nicolescu, Teodor Oprea 59-64
Generalized Fermi - Walker Transport PDF
Gabriel Pripoae 65-70
Locally Conformal Kaehler Structures on Tangent Manifold of a Space form PDF
M. Anastasiei 71-76
Adjoint Variables for Higher-Order Equations. Applications to Spinning Particle PDF
Mircea Crasmareanu 77-82
Time Periodic Solutions for a Higher Order Nonlinear Hyperbolic System PDF
Rodica Luca 83-94
Existence and Non-existence Results of Solutions of an Equations with Jumping Nonlinearities PDF
Chakib Abchir 95-104
An Asymptotic Expansion for Some Second Order Differential Equations in Hilbert Spaces PDF
N. C. Apreutesei 105-118
An Existence Result on an Unbounded Real Interval for an Integral Inclusion of Volterra Type PDF
Mouffak Benchohra, Abdelkader Boucherif, Juan J, Nieto 119-126
On an Integral Inequality for Certain Analytic Functions PDF
Gheorghe Oros 127-132
An estimate for the Rate of Approximation of functions by Chebyshev Polynomials PDF
Kamel Al-khaled 133-138
A New Proof for the Tutte's Excluded Criterion for a Matroid to be Binary PDF
Gabriela Alexe 139-142
Linguistic Paradoxes and Tautologies PDF
Florentin Smarandache 143-154
Some Developments of Strongly Nonlinear Potential Theory PDF
Noureddine Aissaoui 155-170
Methods for the Aerodynamics Approximation in the Laplace Domain for the Aeroservoelastic Interactions Studies PDF
Ruxandra Mihaela Botez, Pascal Bigras 171-182
C. Corduneanu 183-206
C. Corduneanu 207-208

ISSN: 0278-5307