rem: invert: function(/* Matrix2D */ matrix){   
add: invert: function(matrix){   
context: 	invert: function(/* Matrix2D */ matrix){		// summary: inverts a matrix		// matrix: a matrix object to be inverted		var m = dojo.gfx.matrix.normalize(matrix);		var D = m.xx * m.yy - m.xy * m.yx;		return new dojo.gfx.matrix.Matrix2D({xx: m.yy/D, xy: -m.xy/D, yx: -m.yx/D, yy: m.xx/D, dx: (m.yx * m.dy - m.yy * m.dx) / D, dy: (m.xy * m.dx - m.xx * m.dy) / D}); // dojo.gfx.matrix.Matrix2D	},
meta: 4707	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4707/50c3492c4c3c825dbd3401e134a19ed46799c456/matrix.js/clean/www/resources/dojo-ajax/src/gfx/matrix.js