object(Matrix\Matrix)#9 (3) { ["rows":protected]=> int(4) ["columns":protected]=> int(5) ["grid":protected]=> array(4) { [0]=> array(5) { [0]=> int(1) [1]=> int(3) [2]=> int(2) [3]=> int(0) [4]=> int(0) } [1]=> array(5) { [0]=> int(2) [1]=> int(3) [2]=> int(1) [3]=> int(0) [4]=> int(0) } [2]=> array(5) { [0]=> int(0) [1]=> int(0) [2]=> int(0) [3]=> int(1) [4]=> int(6) } [3]=> array(5) { [0]=> int(0) [1]=> int(0) [2]=> int(0) [3]=> int(0) [4]=> int(1) } } }