rem: return (this.dimensions().cols == mat.dimensions().rows); 
add: return (this.cols() == mat.rows()); 
context:     this.canMultiplyFromLeft = function(matrix) {      var mat = Matrix.create(matrix);      return (this.dimensions().cols == mat.dimensions().rows);    };
meta: 3877	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3877/5342f77e527065daffa19bf795180e4a4cdb069b/jsmetric.src.js/buggy/jsmetric.src.js