• Biggs Theorem for Directed Cycles and Topological Invariants of Digraphs ()
  Michael Hecht, Ivo F. Sbalzarini
  Advances in Pure Mathematics Vol.11 No.6,  June 17, 2021
  DOI: 10.4236/apm.2021.116037  419 Downloads   1,540 Views   Citations
  This article belongs to the Special Issue on

• Riemann Hypothesis, Catholic Information and Potential of Events with New Techniques for Financial and Other Applications ()
  Prodromos Char. Papadopoulos
  Advances in Pure Mathematics Vol.11 No.5,  May 31, 2021
  DOI: 10.4236/apm.2021.115036  388 Downloads   1,510 Views   Citations
  This article belongs to the Special Issue on

• An Introduction to Fuzzy Topological Spaces ()
  I. Zahan, R. Nasrin
  Advances in Pure Mathematics Vol.11 No.5,  May 25, 2021
  DOI: 10.4236/apm.2021.115034  1,553 Downloads   14,927 Views   Citations
  This article belongs to the Special Issue on

• Explicit High-Order Method to Solve Coupled Nonlinear Schrödinger Equations ()
  Khadijah Alamoudi, Mohmmad Said Hammoudeh
  Advances in Pure Mathematics Vol.11 No.5,  May 25, 2021
  DOI: 10.4236/apm.2021.115033  426 Downloads   1,540 Views   Citations
  This article belongs to the Special Issue on

• Boundary Control for Cooperative Elliptic Systems under Conjugation Conditions ()
  H. M. Serag, L. M. Abd-Elrhman, A. A. Alsaban
  Advances in Pure Mathematics Vol.11 No.5,  May 25, 2021
  DOI: 10.4236/apm.2021.115032  385 Downloads   1,301 Views   Citations
  This article belongs to the Special Issue on Mathematical Optimization and Applications

• Symmetrical Distribution of Primes and Their Gaps ()
  Brandon Y. Wang, Xin Wang
  Advances in Pure Mathematics Vol.11 No.5,  May 25, 2021
  DOI: 10.4236/apm.2021.115031  448 Downloads   2,928 Views   Citations
  This article belongs to the Special Issue on

• The Odd Solutions of Equations Involving Euler-Like Function ()
  Jiaxin Wu, Zhongyan Shen
  Advances in Pure Mathematics Vol.11 No.5,  May 25, 2021
  DOI: 10.4236/apm.2021.115030  326 Downloads   1,164 Views   Citations
  This article belongs to the Special Issue on