Texas Instruments TI-86 - Manual (Page 328)

316
Chapter 20: A to Z Function and Instruction Reference
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 316 of 118
LinR
Uses xStat , yStat , and fStat , and stores the regression
equation to RegEq only.
List entry: { }
LIST menu
{ element1 , element2 , ...}
Defines a list in which each element is a real or complex
number or variable.
{1,2,3}¶L1 b {1 2 3}
In RectC complex number mode:
{3,(2,4),8¹2}¶L2 b
{(3,0) (2,4) (16,0)}
li 4 vc
LIST OPS menu
VECTR OPS menu
li 4 vc list
Returns a vector converted from a real or complex list.
li 4vc {2,7, L 8,0} b
[2 7 L 8 0]
ln
B
ln number or ln ( expression )
Returns the natural logarithm of a real or complex
number
or expression.
ln list
Returns a list in which each element is the natural
logarithm of the corresponding element in list.
ln 2 b .69314718056
ln (36.4/3) b 2.49595648597
In RectC complex number mode:
ln L 3 b (1.09861228867,3.141…
ln {2,3} b
{.69314718056 1.0986…
lngth
STRNG menu
lngth string
Returns the length (number of characters) of string.
The character count includes spaces but not quotation
marks.
lngth "The answer is:" b 14
"The answer is:"¶STR b
The answer is:
lngth STR b 14