Date: Feb 28, 2009 11:39 PM
Author: matt271829-news@yahoo.co.uk
Subject: Re: Historyu of the integral of secant

On Feb 28, 4:48 am, "Stephen J. Herschkorn" <sjhersc...@netscape.net>
wrote:
> What is the history of the trick to find the indefinite inteegral of the
> secant function?  Who first used it, and when?
>
> --
> Stephen J. Herschkorn                        sjhersc...@netscape.net
> Math Tutor on the Internet and in Central New Jersey


There's an article on this topic at:

http://books.google.co.uk/books?id=BKRE5AjRM3AC&pg=PA179