Inverse matrix

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Revision as of 11:17, 11 February 2008 by Dduque (talk | contribs) (New page: In linear algebra, an square matrix <math>A</math> is called '''invertible''' or '''non-singular''' if there exists a matrix <math>B</math> such that :<math>AB = BA = I, \ </math> wh...)
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In linear algebra, an square matrix Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle A} is called invertible or non-singular if there exists a matrix Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle B} such that

Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle AB=BA=I,\ }

where Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle I} is the identity matrix.

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