( ! ) Fatal error: Class 'Matrix' not found in C:\wamp\www\include\class\PHPExcel\Shared\JAMA\examples\LagrangeInterpolation2.php on line 40
Call Stack
#	Time	Memory	Function	Location
1	0.0050	377448	{main}( )	..\LagrangeInterpolation2.php:0
2	0.0185	994480	LagrangeInterpolation->findPolynomialFactors( )	..\LagrangeInterpolation2.php:55