Vietnam Journal
of
MATHEMATICS

Volume 24, Number 1, 1996


1

Geometric Analysis and Symbol Calculus: Fourier Transform  Magnetic Resonance Imaging and Wavelets

Walter Schempp

1

2

Minimization of an Almost-Convex and Almost Concave Function
Nguyen Anh Tuan and Pham Canh Duong

57

3

A Class of Lattices L Determined by Sub(L) up to Isomorphism or Dual Isomorphism
Nguyen Duc Dat

75

4

Spline Collocation Methods for Neumann Problem for Elliptic Equations

Nguyen Van Tuan

83

5

On Markov Networks
Colette Andrieu and Bui Trong Lieu

97

6

Some Remarks on the Stability of  the Characterization of the Composed Random Variables

Nguyen Huu Bao

105

7

Matrix Transformation of Entire Dirichlet Series
Le Hai Khoi

109

8

On Structured Singular Values and Robust Stability of Positive Systems Under Affine Perturbations

Diederich Hinrichsen and Nguyen Khoa Son

113