HP 39g+ User Manual page 234

DELCOL
DELROW
EDITMAT
RANDMAT
REDIM
REPLACE
SCALE
SCALEADD
16-24
Delete Column. Deletes the specified column from the
specified matrix.
DELCOL name;column_number:
Delete Row. Deletes the specified row from the specified
matrix.
DELROW name;row_number:
Starts the Matrix Editor and displays the specified matrix.
If used in programming, returns to the program when user
presses .
EDITMAT name:
Creates random matrix with a specified number of rows
and columns and stores the result in name
(name must be M0...M9). The entries will be integers
ranging from –9 to 9.
RANDMAT name;rows;columns:
Redimensions the specified matrix or vector to size. For a
matrix, size is a list of two integers {n1,n2}. For a vector,
size is a list containing one integer {n}.
REDIM name;size:
Replaces portion of a matrix or vector stored in name with
an object starting at position start. start for a matrix is a
list containing two numbers; for a vector, it is a single
number. Replace also works with lists and graphics.
REPLACE name;start;object:
Multiplies the specified row_number of the specified
matrix by value.
SCALE name;value;rownumber:
Multiplies the row of the matrix name by value, then adds
this result to the second specified row.
SCALEADD name;value;row1;row2:
Programming