Texas Instruments TI-86 - Manual (Page 377)

Chapter 20: A to Z Function and Instruction Reference
365
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 365 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 365 of 118
tan L 1
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tan L 1 number or tan L 1 ( expression )
Returns the arctangent of number or expression, which
can be real or complex.
In Radian angle mode:
tan L1 .5 b .463647609001
In Degree angle mode:
tan L1 1 b 45
tan L 1 list
Returns a list in which each element is the arctangent of
the corresponding element in list.
In Radian angle mode:
tan L1 {0,.2,.5} b
{0 .19739555985 .463…
tanh
MATH HYP menu
tanh number or tanh ( expression )
Returns the hyperbolic tangent of number or
expression
, which can be real or complex.
tanh 1.2 b .833654607012
tanh list
Returns a list in which each element is the hyperbolic
tangent of the corresponding element in list.
tanh {0,1.2} b
{0 .833654607012}
tanh L 1
MATH HYP menu
tanh L 1 number or tanh L 1 ( expression )
Returns the inverse hyperbolic tangent of number or
expression
, which can be real or complex.
tanh L1 0 b 0
tanh L 1 list
Returns a list in which each element is the inverse
hyperbolic tangent of the corresponding element in list.
In RectC complex number mode:
tanh L1 {0,2.1} b
{(0,0) (.51804596584…