Finding the inverse of a function.

Is CT any help in getting an overview of infinite series? I'm curious to find an inverse of f(\theta) = \theta \sin \theta and wonder whether there is an approach more insightful than the traditional course in applied analysis. Thanks, ... Peter E. -- Telephone 1 360 450 2132. bcc: peasthope at shaw.ca Shop pages http://carnot.yi.org/ accessible as long as the old drives survive. Personal pages http://members.shaw.ca/peasthope/ . [For admin and other information see: http://www.mta.ca/~cat-dist/ ]