Contribute correction: Getallenmatrix met Garfield

  _  _      ___      _____      ___    
 | \| ||   / _ \\   /  ___||   / _ \\  
 |  ' ||  / //\ \\ | // __    / //\ \\ 
 | .  || |  ___  ||| \\_\ || |  ___  ||
 |_|\_|| |_||  |_|| \____//  |_||  |_||
 `-` -`  `-`   `-`   `---`   `-`   `-`