Examples o(n)is“ polynomial time” as long as K<3 tractable Consider our un-gapped dot matrix Global alignment 12345678 12345678. 12345678 12345678 12345678 12345678 essentially an o(mn) problemExamples O(nk) is “polynomial time” as long as K<3 …..tractable Consider our un-gapped dot matrix Global alignment: 1 n 1 12345678…. 12345678…. 12345678…. 12345678…. 12345678…. m 12345678…. ….essentially an O(mn) problem