Recursion -tree method A recursion tree models the costs(time)of a recursive execution of an algorithm The recursion tree method is good for generating guesses for the substitution method The recursion -tree method can be unreliable just like any method that uses ellipses(.) The recursion-tree method promotes intuition however Day 3 Introduction to Algorithms L2.8Day 3 Introduction to Algorithms L2.8 Recursion-tree method • A recursion tree models the costs (time) of a recursive execution of an algorithm. • The recursion tree method is good for generating guesses for the substitution method. • The recursion-tree method can be unreliable, just like any method that uses ellipses (…). • The recursion-tree method promotes intuition, however