HP Prime Graphing NW280AAABA manual Sign*-1 sign K+1 K, Until END

TEXTOUT_P(K ,35,0,2,#FFFFFF, 100,#333399);

TEXTOUT_P(A ,90,30,2,#000000,100, #99CC33);

sign*-1 ▶ sign; K+1 ▶ K;

UNTIL 0;

END;

END;

The program executes until the user presses Oto terminate.

Matrix

The matrix commands described in this section are in addition to the matrix functions described in “Matrix functions and commands” on page 474. 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(matrixname, vector, column_number)

Inserts the values in vector into a new column inserted before column_number in the specified matrix. The number of values in the vector must be the same as the number of rows in the matrix.

ADDROW Syntax: ADDROW(matrixname, vector, row_number)

Inserts the values in vector into a new row inserted before row_number in the specified matrix. The number of values in the vector must be the same as the number of columns in the matrix.

DELCOL Syntax: DELCOL(name ,column_number)

Deletes column column_number from matrix name.

DELROW Syntax: DELROW(name ,row_number)

Deletes row row_number from matrix name.

544 Programming in HP PPL