Texas Instruments TI-86 - Manual (Page 285)

Chapter 20: A to Z Function and Instruction Reference
273
20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 273 of 118 20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 273 of 118
Circl(
† GRAPH DRAW menu
Circl( x , y , radius )
Draws a circle with center (x,y) and radius on the
current graph.
Starting with a ZStd graph screen:
ZSqr:Circl(1,2,7) b
ClDrw
† GRAPH DRAW menu
† STAT DRAW menu
ClDrw
Clears all drawn elements from the current graph.
CILCD
‡ program editor
I/O menu
ClLCD
Clears the home screen (LCD).
ClrEnt
MEM menu
ClrEnt
Clears the contents of the Last Entry storage area.
ClTbl
‡ program editor
I/O menu
ClTbl
Clears all values from the current table if Indpnt: Ask
( IAsk , page 304) is set.
cnorm
MATRX MATH menu
cnorm matrix
Returns the column norm of a real or complex matrix.
For each column,
cnorm sums the absolute values
(magnitudes of complex elements) of the elements in that
column and returns the largest of those column sums.
[[1, L 2,3][4,5, L 6]]¶MAT b
[[1 L 2 3 ]
[4 5 L 6]]
cnorm MAT b 9