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Programming 541
TEXTOUT_P(A ,90,30,2,
#000000,100,#99CC33);
sign*-1
sign;
K+1
K;
UNTIL 0;
END;
The program executes
until the user presses
O to terminate. The
spaces after K (the number of the term) and A (the current
approximation) in the TEXTOUT_P commands are there
to overwrite the previously displayed value.
Matrix
Some matrix commands take as their argument the matrix
variable name on which the command is applied. Valid
names are the global variables M0–M9 or a local
variable that contains a matrix.
ADDCOL Syntax: ADDCOL
(name [ ,value1,...,valuen],column_number)
Inserts values into a new column inserted before
column_number in the specified matrix. You enter the
values as a vector. (These are not optional arguments.) The
values must be separated by commas and the number of
values must be the same as the number of rows in the
matrix name.
ADDROW Syntax: ADDROW
(name [ ,value1,...,valuen],row_number)
Inserts values into a new row inserted before row_number
in the specified matrix. You enter the values as a vector.
(These are not optional arguments.) The values must be
separated by commas and the number of values must be
the same as the number of columns in the matrix name.
DELCOL Syntax: DELCOL(name ,column_number)
Deletes column column_number from matrix name.