Boas (3rd Edition), Chapter 01. Section 09. Problem Solutions Posted on February 8, 2021 by polaris Boas, Mathematical Methods in the Physical Sciences, 3rd Edition Chapter 1. Infinite Series, Power Series Section 9. Useful Facts about Series Solutions Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to email this to a friend (Opens in new window)Click to print (Opens in new window)