**
Volume 7
Number 3
(2011)
**

**Contents**

**On the Ratio of Exponentiated Exponential Hypergeometric Function and Gamma Random Variables
**

PP.231-235

Authors:*Arif M. Khan*

**Set-valuations of a Digraph**

PP.237-243

**Authors**:*B.D. Acharya, K.A. Germina and Jisha Elizabath Joy*

**Bounded Solutions for a System of Third-Order Nonlinear Neutral Delay Differential Equations**

PP.245-254

**Authors**:*Min Liu and Zhenyu Guo*

**On Divisors of am+1**

PP.255-256

**Authors**:*Venkatesh Sripad.*

**On Products of Conjugate Secondary Range k -Hermitian Matrices**

PP.257-262

**Authors**:*S. Krishnamoorthy and B.K.N. Muthugobal*

**Trigonometric Algebras Euclidean, Spherical, Minkowski, Hyperbolic Spaces**

PP.263-277

Authors:*Cebrail Hasimi Oktar*

**On the Model of the Price of an Option base on Stochastic Volatility**

PP.279-286

**Authors**:*Bright O. Osu*

**On Differential Sandwich Theorems for p-valent Functions Defined by Certain Fractional Derivative Operator**

PP.287-298

**Authors**:*Somia Muftah Amsheri and Valentina Zharkova*

**Estimating Dimension and Codimension by Polynomials on T**

PP.299-305

**Authors:***M. Taghavi*

**Quadratic Spline Approximation Solution of the Generalized Nonlinear Schrödinger Equation**

PP.307-318

**Authors:***E.A. Al-Said and Saleh M. Hassan*

**On MDS Q-ary Images Codes Over GF(q)**

PP.319-324

**Authors:***Christophe Mouaha and Sélestin Ndjeya*

**Boehmians and homogeneous distributions**

PP.331-336

**Authors:***V. Karunakaran and C. Prasanna Devi*

**Composition operators on Bergman space of the upper half plane**

PP.337-343

**Authors***:Dao Yuan Du*