Partial Glossary Index: de

• deficient number
  
• deletable prime
  
• Dickson's conjecture
  
• diophantine equation
      Diophantus
  
• Dirichlet's Theorem
  
• divides
  
• divisor
  
• economical number
  
• ECPP
  
• Elements
  
• elliptic curve primality proving
  
• emirp
  
• equadigital number
  
• Eratosthenes
  
• Eratosthenes' Sieve
  
• Erdős
      Erdös
  
• Euclid
  
• Euclidean algorithm
  
• Euler
  
• Euler probable prime
      Euler pseudoprime
  
• Euler's constant
  
• Euler's phi function
  
• Euler's theorem
  
• Euler's totient function
  
• Euler's zeta function
  
• executable prime
  
• extravagant number