Direct comparison test: Difference between revisions

Revision as of 21:09, 25 January 2006

Revision as of 16:34, 9 February 2006

Line 15:

:<math>\sum_{n=1}^\infty a_n</math>

converges absolutely. In this case b is said to "dominate" a. If the series &sum;|''b_n''&nbsp;| is divergent and

:<math>|a_n|\ge |b_n|</math>