The Khayyam Journal of Mathematics (KJM) is an international, open-access (free of charge) and peer-reviewed biannual journal published by the Department of Mathematics at Ferdowsi University of Mashhad.

Its electronic ISSN is 2423-4788. It publishes papers of standards (with deep results, new ideas, profound impact, and significant implications). The journal is composed of original research and survey articles including but not limited to

• Combinatorics (MSC 05)
• Commutative algebra (MSC 13)
• Linear and multilinear algebra; matrix theory (MSC 15)
  
• Associative rings and algebras (MSC 16)
  
• Category theory, homological algebra (MSC 18)
  
• Group theory and generalizations (MSC 20)
  
• Topological groups, Lie groups (MSC 22)
  
• Real functions (MSC 26)
  
• Measure and integration (MSC 28)
  
• Dynamical systems and ergodic theory (MSC 37)
  
• Abstract harmonic analysis (MSC 43)
  
• Functional analysis (MSC 46)
  
• Operator theory (MSC 47)
  
• General topology (MSC 54)
  
• Algebraic topology (MSC 55)
  
• Manifolds and cell complexes (MSC 57)
• Probability theory and stochastic processes (MSC 60)