Fatal error: Uncaught Error: Class "Matrix\Matrix" not found in /home/s/sunvito/holel-sea.ru/public_html/test/phpspreadsheet/vendor/markbaker/matrix/examples/test.php:15
Stack trace:
#0 {main}
thrown in /home/s/sunvito/holel-sea.ru/public_html/test/phpspreadsheet/vendor/markbaker/matrix/examples/test.php on line 15