Function Col - HP 50g User Manual

Both approaches will show the same functions:
When system flag 117 is set to SOFT menus, the COL menu is accessible
through „´!) M ATRX ) !) @ @COL@ , or through „Ø!) @ CREAT@ !) @ @COL@ . Both
approaches will show the same set of functions:
The operation of these functions is presented below.
Function COL
Function COL takes as argument a matrix and decomposes it into vectors
corresponding to its columns. An application of function COL in ALG mode
is shown below. The matrix used has been stored earlier in variable A. The
matrix is shown in the figure to the left. The figure to the right shows the matrix
decomposed in columns. To see the full result, use the line editor (triggered by
pressing ˜).
In RPN mode, you need to list the matrix in the stack, and the activate function
COL, i.e., @@@A@@@
COL. The figure below shows the RPN stack before and
after the application of function COL.
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