InverseJacobiCN

InverseJacobiCN[v,m]

gives the inverse Jacobi elliptic function .

Details

  • Mathematical function, suitable for both symbolic and numerical manipulation.
  • gives the value of u for which .
  • InverseJacobiCN has branch cut discontinuities in the complex v plane with branch points at , and infinity, and in the complex m plane with branch points at and infinity.
  • The inverse Jacobi elliptic functions are related to elliptic integrals.
  • For certain special arguments, InverseJacobiCN automatically evaluates to exact values.
  • InverseJacobiCN can be evaluated to arbitrary numerical precision.
  • InverseJacobiCN automatically threads over lists.

Examples

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Basic Examples  (5)

Evaluate numerically:

Plot the function at different values of the modulus m over a subset of the reals:

Plot over a subset of the complexes:

Series expansions at the origin:

Series expansion at Infinity:

Scope  (28)

Numerical Evaluation  (6)

Evaluate to high precision:

The precision of the output tracks the precision of the input:

Evaluate for complex arguments:

Evaluate InverseJacobiCN efficiently at high precision:

InverseJacobiCN threads elementwise over lists:

Compute average-case statistical intervals using Around:

Compute the elementwise values of an array:

Or compute the matrix InverseJacobiCN function using MatrixFunction:

Specific Values  (3)

Simple exact values are generated automatically:

Value at infinity:

Find a real root of the equation TemplateBox[{x, {1, /, 3}}, InverseJacobiCN]=1:

Visualization  (3)

Plot InverseJacobiCN for various values of the second parameter :

Plot InverseJacobiCN as a function of its parameter :

Plot the real part of TemplateBox[{z, {1, /, 3}}, InverseJacobiCN]:

Plot the imaginary part of TemplateBox[{z, {1, /, 3}}, InverseJacobiCN]:

Function Properties  (6)

InverseJacobiCN is not an analytic function:

It has both singularities and discontinuities:

TemplateBox[{x, {1, /, 3}}, InverseJacobiCN] is nonincreasing on its real domain:

TemplateBox[{x, {1, /, 3}}, InverseJacobiCN] is injective:

TemplateBox[{x, {1, /, 3}}, InverseJacobiCN] is not surjective:

TemplateBox[{x, {1, /, 3}}, InverseJacobiCN] is non-negative on its real domain:

TemplateBox[{x, {1, /, 3}}, InverseJacobiCN] is neither convex nor concave on its real domain:

Differentiation  (4)

First derivative:

Higher derivatives:

Differentiate InverseJacobiCN with respect to the second argument :

Higher derivatives:

Series Expansions  (2)

Taylor expansion for TemplateBox[{nu, m}, InverseJacobiCN]:

Plot the first three approximations for TemplateBox[{nu, {1, /, 3}}, InverseJacobiCN] around :

Taylor expansion for TemplateBox[{nu, m}, InverseJacobiCN]:

Plot the first three approximations for TemplateBox[{{-, {1, /, 2}}, m}, InverseJacobiCN] around :

Function Identities and Simplifications  (2)

InverseJacobiCN is the inverse function of JacobiCN:

Compose with the inverse function:

Use PowerExpand to disregard multivaluedness of the inverse function:

Other Features  (2)

InverseJacobiCN can be applied to a power series:

TraditionalForm formatting:

Generalizations & Extensions  (1)

InverseJacobiCN can be applied to a power series:

Applications  (1)

Plot contours of constant real and imaginary parts in the complex plane:

Properties & Relations  (1)

Obtain InverseJacobiCN from solving equations containing elliptic functions:

Wolfram Research (1988), InverseJacobiCN, Wolfram Language function, https://reference.wolfram.com/language/ref/InverseJacobiCN.html.

Text

Wolfram Research (1988), InverseJacobiCN, Wolfram Language function, https://reference.wolfram.com/language/ref/InverseJacobiCN.html.

CMS

Wolfram Language. 1988. "InverseJacobiCN." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/InverseJacobiCN.html.

APA

Wolfram Language. (1988). InverseJacobiCN. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/InverseJacobiCN.html

BibTeX

@misc{reference.wolfram_2024_inversejacobicn, author="Wolfram Research", title="{InverseJacobiCN}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/InverseJacobiCN.html}", note=[Accessed: 22-December-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_inversejacobicn, organization={Wolfram Research}, title={InverseJacobiCN}, year={1988}, url={https://reference.wolfram.com/language/ref/InverseJacobiCN.html}, note=[Accessed: 22-December-2024 ]}