Fatal error: Uncaught Error: Class 'Matrix\Operators\Operator' not found in /home/vtsnised/public_html/anketa2.0/vendor/markbaker/matrix/classes/src/Operators/Subtraction.php:8
Stack trace:
#0 {main}
thrown in /home/vtsnised/public_html/anketa2.0/vendor/markbaker/matrix/classes/src/Operators/Subtraction.php on line 8