Volume 16, Number 01  (2021)

CONTENTS:

Efficiency of the Treatment Sewage Effluent Networks in Improving the Quality of the Urban Environment in Riyadh Saudi Arabia Using Geographic Information System Analysis
pp. 1-12
Omar Abdelghany, Dr. Seham Mostafa and Dr. Ashraf Khedr

Properties of the Caputo-Fabrizio Fractional Derivative
pp. 13-21
G. A. Mboro Nchama, L. D. Lau Alfonso, A. M. León Mecías and M. Rodríguez Ricard

Complex-valued set-indexed Brownian motion
pp. 22-31
Arthur Yosef

Comparison Liver Stiffness Measurement by Transient Elastography and Shear Wave Elastography
pp. 32-38
Seksan Jitwiset, Chalermrat Bunchorntavakul and Jatupat Mekparyup

Characteristics of Exhaust Emissions of Two Wheel Motorcycle Based on the World Wide Motorcycle Testing Cycle for Euro 4 Standard in Indonesia
pp. 39-43
Rudi Prayitno, Wegie Ruslan and Arka Dwinanda Soewono

Investigation of Performance and Emission Characteristics of Jackfruit Seed Methyl Ester Blends on Diesel Engine
pp. 44-51
N.Sivarama Krishna, K.Mani Kumar, S. Kiran Kumar and K.Madhu babu

Preference of Using Nano Silica\Magnetite Core-Shell on Enhancement Mechanical and Morphological Properties of Cement Mortar
pp. 53-66
Khaled Abdelsamie, Ahmed Attia M. Drar, Gehad G. Mohamed and Sameh H. Ismail

Algebraic Properties of Convolution of Arithmetic Functions on the Partial Sub-Basic Sequence of Square-Free Odd Integers
pp. 67-74
Dr. K. Sridevi
 

Poisson Gompertz Distribution with Properties and Applications
pp. 75-84
Arun Kumar Chaudhary, Laxmi Prasad Sapkota and Vijay Kumar