Mathematical Research Data Initiative
Main page
Recent changes
Random page
Help about MediaWiki
Create a new Item
Create a new Property
Create a new EntitySchema
Merge two items
In other projects
Discussion
View history
Purge
English
Log in
DLMF:4.35.E9
(Q2247)
From MaRDI portal
Jump to:
navigation
,
search
No description defined
Language
Label
Description
Also known as
English
DLMF:4.35.E9
No description defined
Statements
Digital Library of Mathematical Functions ID
4.35.E9
0 references
DLMF defining formula
tanh
u
±
tanh
v
=
sinh
(
u
±
v
)
cosh
u
cosh
v
,
plus-or-minus
𝑢
𝑣
plus-or-minus
𝑢
𝑣
𝑢
𝑣
{\displaystyle{\displaystyle\tanh u\pm\tanh v=\frac{\sinh\left(u\pm v\right)}{% \cosh u\cosh v},}}
0 references
Symbols used
hyperbolic cosine function
DLMF defining formula
cosh
z
𝑧
{\displaystyle{\displaystyle\cosh\NVar{z}}}
xml-id
C4.S28.E2.m2afdec
0 references
hyperbolic sine function
DLMF defining formula
sinh
z
𝑧
{\displaystyle{\displaystyle\sinh\NVar{z}}}
xml-id
C4.S28.E1.m2aedec
0 references
hyperbolic tangent function
DLMF defining formula
tanh
z
𝑧
{\displaystyle{\displaystyle\tanh\NVar{z}}}
xml-id
C4.S28.E4.m2aadec
0 references
instance of
Digital Library of Mathematical Functions Formula
0 references
MaRDI profile type
MaRDI formula profile
0 references
Sitelinks
Mathematics
(1 entry)
mardi
Formula:2247
Tools
What links here
Related changes
Special pages
Printable version
Permanent link
Page information
Concept URI