Print Commands - HP 40gs User Manual

hp40g+.book Page 25 Friday, December 9, 2005 1:03 AM
REPLACE
SCALE
SCALEADD
SUB
SWAPCOL
SWAPROW

Print commands

PRDISPLAY
PRHISTORY
Programming
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:
Extracts a sub-object—a portion of a list, matrix, or
graphic from object—and stores it into name. start and
end are each specified using a list with two numbers for
a matrix, a number for vector or lists, or an ordered pair,
(X,Y), for graphics.
SUB name;object;start;end:
Swaps Columns. Exchanges column1 and column2 of the
specified matrix.
SWAPCOL name;column1;column2:
Swap Rows. Exchanges row1 and row2 in the specified
matrix.
SWAPROW name;row1;row2:
These commands print to an HP infrared printer, for
example the HP 82240B printer.
Prints the contents of the display.
PRDISPLAY:
Prints all objects in the history.
PRHISTORY:
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