apl>" <------------------------- sam084.txt ---------------------------->


apl>" <--- Matrix Inverse and Matrix Divide Functions ------------------>


apl>L # a # (I 4) J . Z I 4

1 0 0 0
1 1 0 0
1 1 1 0
1 1 1 1


apl>L # c # 4 2 R 1 2 3 5 6 9 10 14

 1  2
 3  5
 6  9
10 14


apl>L # y # c M a

1 2
2 3
3 4
4 5


apl>a +.X y

 1  2
 3  5
 6  9
10 14

apl>(M a) +.X c

1 2
2 3
3 4
4 5

apl>)off