Computing Determinants By Double-Crossing

Document Type

Article

Publication Date

1-1-2011

Department

Mathematics

School

Mathematics and Natural Sciences

Abstract

Dodgson's method of computing determinants is attractive, but fails if an interior entry of an intermediate matrix is zero. This paper reviews Dodgson's method and introduces a generalization, the double-crossing method, that provides a workaround for many interesting cases. © THE MATHEMATICAL ASSOCIATION OF AMERICA.

Publication Title

College Mathematics Journal

Volume

42

Issue

1

First Page

43

Last Page

54

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