1.

Write a note on Asymptotic notation?

Answer»

Asymptotic Notations:

Asymptotic Notations are languages that uses meaningful statements about time and space complexity.

(I) Big O

Big O is often used to describe the worst – case of an algorithm.

(II) Big Ω

Big Omega is the reverse Big O, if Bi O is used to describe the upper bound (worst – case) of a asymptotic function, Big Omega is used to describe the lower bound (best-case). 

(III) Big Θ

When an algorithm has a complexity with lower bound = upper bound, say that an algorithm has a complexity O (n log n) and Ω (n log n), it’s actually has the complexity Θ (n log n), which means the running time of that algorithm always falls in n log n in the best – case and worst – case.



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