Volume 21 Number 1, 2020 On Zagreb Indices of Graphs with a Deleted Edge Mahesh Kale and Minirani S. Pages 1-14 Download On the Diophantine Equations $p^4 + q^3 = z^2$ and $p^4 – q^3 = z^2$ when p, q are Distinct Odd Primes Nechemia Burshtein Pages 15-17 Download Some Properties of Double Minimal Space Dheargham Ali Abdulsada Pages 19-25 Download Unsupervised Random Forest Based Analysis of Biomedical Raman Images Khalifa Mohammad Helal Pages 27-40 Download On the Diophantine Equation $p^x + (p + 5)^y = z^2$ when $p + 5 = 2^{2u}$ Nechemia Burshtein Pages 41-45 Download Tripolar Fuzzy Bi ideal of a Near Ring Rakshita Deshmukh, P. Narasimha Swamy and B. Jyothi Pages 47-53 Download On the Holographic Principle Description for the Viscous Incompressible Fluids Javier Rivera Pages 55-61 Download On the Diophantine Equations $2^x + 5^y = z^2$ and $7^x + 11^y = z^2$ Nechemia Burshtein Pages 63-68 Download The Generalized Kudryshov Method Implemented to the Nonlinear Conformable Time-Fractional PHI-Four Equation Md. Azizur Rahman, Md. Nur Alam and Harun-Or-Roshid Pages 69-76 Download