Fatal error: Uncaught Error: Class 'Matrix' not found in /home/bitrix/ext_www/minzdravkk.ru/pages/analiticmats/monitoring/stats/Classes/PHPExcel/Shared/JAMA/examples/LagrangeInterpolation2.php:40
Stack trace:
#0 /home/bitrix/ext_www/minzdravkk.ru/pages/analiticmats/monitoring/stats/Classes/PHPExcel/Shared/JAMA/examples/LagrangeInterpolation2.php(55): LagrangeInterpolation->findPolynomialFactors(Array, Array)
#1 {main}
thrown in /home/bitrix/ext_www/minzdravkk.ru/pages/analiticmats/monitoring/stats/Classes/PHPExcel/Shared/JAMA/examples/LagrangeInterpolation2.php on line 40