1.

A sequence (sn) of real numbers is called a Cauchy sequence if1. |sn + sk|  ε

Answer» Correct Answer - Option 2 : |sn - sk| < ε

Concept:

Cauchy Sequence-

A sequence (sn) of real numbers is called a Cauchy sequence or a fundamental sequence. if, for each ε > 0, there exist a natural number m such that 

⇒ |sn - sk| < ε,  for ,all n > k > m. 

  •  Every Cauchy sequence is bounded.  
  • Every Cauchy sequence is convergent. 


Discussion

No Comment Found

Related InterviewSolutions