Volume 13, Issue 3 (2017) | Journal of Mathematics and Statistics

Sequences for Determination of Prime Numbers by Elimination of Composites

Jonathan M. Dugas — 2017-07-20

Journal of Mathematics and Statistics, Published online: 20 July 2017; doi:10.3844/jmssp.2017.177.185

In this study, sequences are used for direct computation of prime numbers. A single equation for generating all prime numbers with the exception of 2 and 3 and composite numbers that are not divisible...

An Investigation into Labouchère’s Betting System to Improve Odds of Favorable Outcomes to Generate a Positive Externality Empirically

Jake Billings — 2017-08-26

Journal of Mathematics and Statistics, Published online: 26 August 2017; doi:10.3844/jmssp.2017.186.196

The Labouchère gambling system is hypothesized to increase the probability of winning a predetermined arbitrary profit in a gambling system such as a coin flip or a roulette game in which both payout...

A Flexible, Real-Time Algorithm for Simulating Correlated Random Fields and Its Properties

Michael A. Kouritzin — 2017-09-29

Journal of Mathematics and Statistics, Published online: 29 September 2017; doi:10.3844/jmssp.2017.197.208

Contemporary real-time problems like CAPTCHA generation and optical character recognition can be solved effectively using correlated random fields. These random fields should be produced on a graph in...

Stock Trading Using PE Ratio Based on Bayesian Inference

Haizhen Wang — 2017-09-29

Journal of Mathematics and Statistics, Published online: 29 September 2017; doi:10.3844/jmssp.2017.209.219

The Price Earnings (PE) ratio is one of the most widely applied tool for the firm valuation in a security market. Unfortunately, recent academic developments in financial econometrics and machine lear...

Prediction of Grain Products in Turkey

Özlem Akay — 2017-07-10

Journal of Mathematics and Statistics, Published online: 10 July 2017; doi:10.3844/jmssp.2017.220.230

Marketing of agricultural products starts with the planning of production on the farm and ends with the sale of food or other goods to manufacturers or consumers. Overall, marketing is a main part of ...

A Systematic Procedure for Square Random Lattice Sampling

Girish Chandra — 2017-07-20

Journal of Mathematics and Statistics, Published online: 20 July 2017; doi:10.3844/jmssp.2017.231.239

An attempt has been made in this paper to improve the method 'Square Random Lattice Sampling' by suggesting a systematic procedure for achieving the goals under controls beyond stratification. The est...

On Almost Periodic Solutions of Abstract Semilinear Fractional Inclusions with Weyl-Liouville Derivatives of Order γ ∈ (0, 1]

Marko Kostić — 2017-07-26

Journal of Mathematics and Statistics, Published online: 26 July 2017; doi:10.3844/jmssp.2017.240.250

The main aim of this paper is to examine the existence and uniqueness of almost periodic solutions for a class of (semilinear) fractional relaxation inclusions with Stepanov almost periodic coefficien...

Laminar Forced Convection and Heat Transfer Characteristics in a Square Channel Equipped with V-Wavy Surface

Amnart Boonloi — 2017-07-27

Journal of Mathematics and Statistics, Published online: 27 July 2017; doi:10.3844/jmssp.2017.251.260

The numerical investigations on flow pattern and heat transfer characteristic in a heat exchanger channel equipped with V-wavy surface are examined. The influences of the flow attack angles (α = 15°...

A Note on the Classification of Compact Homogeneous Locally Conformal Kähler Manifolds

Daniel Guan — 2017-08-02

Journal of Mathematics and Statistics, Published online: 2 August 2017; doi:10.3844/jmssp.2017.261.267

In this study, we apply a result of H. C. Wang and Hano-Kobayashi on the classification of compact complex homogeneous manifolds with a compact reductive Lie group to give some more homogeneous space ...

Improvement of the Reliability of a Series-Parallel System Subject to Modified Weibull Distribution with Fuzzy Parameters

Neama Salah Youssef Temraz — 2017-09-07

Journal of Mathematics and Statistics, Published online: 7 September 2017; doi:10.3844/jmssp.2017.268.275

This paper introduce a series-parallel system consisted of independent and non-identical components with lifetimes follow the modified Weibull distribution. Reduction method is introduced to improve s...

Convective Heat Transfer and Thermal Performance in a Circular Tube Heat Exchanger Inserted with U-Shaped Baffle

Amnart Boonloi — 2017-09-23

Journal of Mathematics and Statistics, Published online: 23 September 2017; doi:10.3844/jmssp.2017.276.283

Numerical investigations on flow structure and heat transfer characteristic in a heat exchanger tube fitted with U-shaped baffle are presented. The U-shaped baffle is created from the concepts of orif...

On Bayesian Premium Estimators for Gamma Lindley Model under Squared Error Loss Function and Linex Loss Function

Ahmed Sadoun — 2017-09-23

Journal of Mathematics and Statistics, Published online: 23 September 2017; doi:10.3844/jmssp.2017.284.291

We consider the Gamma Lindley distribution (GaL) as the conditional distribution of (X|θ,γ), we focus on the estimation of the Bayesian premium under squared error loss function (symmetric) and li...

Two-Stage Estimation in Inverse Problems using Combined Wavelet Thresholding and Penalized Maximum Likelihood

Robert G Aykroyd — 2017-09-29

Journal of Mathematics and Statistics, Published online: 29 September 2017; doi:10.3844/jmssp.2017.292.305

Inverse problems occur in a wide range of practical scientific investigations where the variables of interest are only observed indirectly, such as magnetic and seismic imaging in geophysics, electric...