Exercise Lover

July 13, 2007

Exercises 34.2-1

Filed under: 34.1 — yuhanlyu @ 7:23 am

The certificate is the vertex mapping function. If we have the mapping function. we can verify the isomorphic property easily.

Exercises 34.1-6

Filed under: 34.1 — yuhanlyu @ 7:21 am

Exercises 34.1-5

Filed under: 34.1 — yuhanlyu @ 7:21 am

Because we can use polynomial time algorithm to enlarge the problem instance. Hence the polynomial time call may result exponential time algorithm.

Exercises 34.1-4

Filed under: 34.1 — yuhanlyu @ 7:20 am

No, it is pseudo polynomial. Because W is not polynomial to the input size.

Exercises 34.1-3

Filed under: 34.1 — yuhanlyu @ 7:19 am

Exercises 34.1-2

Filed under: 34.1 — yuhanlyu @ 7:18 am

Exercises 34.1-1

Filed under: 34.1 — yuhanlyu @ 7:17 am

Since the simple path’s length is at most |V|, we can do binary search on path length.

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