Download or read book Vertically and Crosswise written by Andrew P. Nicholas and published by Motilal Banarsidass Publ.. This book was released on 2003 with total page 210 pages. Available in PDF, EPUB and Kindle. Book excerpt: Vertically and Crosswise is an advanced book of sixteen chapters on one Vedic Mathematics sutra. Primarily it deals with the solution of equations, ranging from elementary examples of the sutra to no linear partical differential equations. Other topics include the inversion of matrices, curve-fitting, and methods of obtaining series expansions of common functions of one and ot two independent variables.