??? ???? - BIG O * ????? ???????? ?? ???? ????? (???? ????): - ???? c ?- ?? ?: ?????: ... o - ???? ????? ????? ?????? ??????????. for any c 0 there exists n0 0 ...
Characteristic equations. We concentrate on the recursion tree method (others in the book) ... Recursion trees provide a convenient way to represent the ...
Look for a pattern. Two strategies. Do the arithmetic. Spot the pattern in the resulting numbers. ... Example: Postpone the Arithmetic. an = 2n 1 (2n 2 ...