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4
Elementary Functions
Hyperbolic Functions
4.29
Graphics
4.29
Graphics
4.30
Elementary Properties
Figure 4.29.4
(See
in context
.)
Figure 4.29.4:
Principal values of
arctanh
x
and
arccoth
x
. (
arctanh
x
is complex when
x
<
−
1
or
x
>
1
, and
arccoth
x
is complex when
−
1
<
x
<
1
.)
ⓘ
Annotations:
Symbols:
arccoth
z
: inverse hyperbolic cotangent function
,
arctanh
z
: inverse hyperbolic tangent function
and
x
: real variable
A&S Ref:
AMS55
(Figure 4.8)
Permalink:
http://dlmf.nist.gov/4.29.F4.mag
Encodings:
Magnified png
,
pdf
See also:
Annotations for
§4.29
and
Ch.4