InverseJacobiCD[v,m]
gives the inverse Jacobi elliptic function
.
InverseJacobiCD
InverseJacobiCD[v,m]
gives the inverse Jacobi elliptic function
.
Details
- Mathematical function, suitable for both symbolic and numerical manipulation.
gives the value of
for which
. - InverseJacobiCD 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, InverseJacobiCD automatically evaluates to exact values.
- InverseJacobiCD can be evaluated to arbitrary numerical precision.
- InverseJacobiCD automatically threads over lists.
Examples
open all close allBasic Examples (5)
InverseJacobiCD[0.3, 0.5]JacobiCD[%, 0.5]Plot the function over a subset of the reals:
Plot[InverseJacobiCD[x, 1 / 3], {x, -1, 1}]Plot over a subset of the complexes:
ComplexPlot3D[InverseJacobiCD[z, 1 / 3], {z, -2 - 2I, 2 + 2I}, PlotLegends -> Automatic]Series expansions at the origin:
Series[InverseJacobiCD[z, m], {z, 0, 5}]Series[InverseJacobiCD[z, m], {m, 0, 1}]Series expansion at Infinity:
Series[InverseJacobiCD[2, m], {m, ∞, 3}]//Normal//FullSimplifyScope (28)
Numerical Evaluation (6)
N[InverseJacobiCD[1 / 2, 1 / 2], 50]The precision of the input tracks the precision of the output:
InverseJacobiCD[1 / 2, 0.50000000000000000000000000000000]Evaluate for complex arguments:
InverseJacobiCD[0.2 + I, 0.1 - 0.3I]Evaluate InverseJacobiCD efficiently at high precision:
InverseJacobiCD[0.5`500, 0.5`500]//TimingInverseJacobiCD[0.5`50000, 0.5`50000];//TimingInverseJacobiCD threads elementwise over lists:
InverseJacobiCD[{ν1, ν2}, m]Compute average-case statistical intervals using Around:
InverseJacobiCD[Around[.5, 0.01], .2]Compute the elementwise values of an array:
InverseJacobiCD[{{1 / 2, 1 / Sqrt[2]}, {0, 1}}, 0]Or compute the matrix InverseJacobiCD function using MatrixFunction:
MatrixFunction[InverseJacobiCD[#, 0]&, {{1 / 2, 1 / Sqrt[2]}, {0, 1}}]Specific Values (3)
Simple exact results are generated automatically:
InverseJacobiCD[ν, 0]{InverseJacobiCD[0, m], InverseJacobiCD[1, m]}InverseJacobiCD[ν, Infinity]Find a real root of the equation
:
f[x_] := InverseJacobiCD[x, 1 / 3] - 1;
xzero = Solve[f[x] == 0 && 0.5 < x < 1, x][[1, 1, 2]]//QuietPlot[f[ν], {ν, -1, 1}, Epilog -> Style[Point[{xzero, f[xzero]}], PointSize[Large], Red]]Visualization (3)
Plot InverseJacobiCD for various values of the second parameter
:
Plot[{InverseJacobiCD[ν, -1], InverseJacobiCD[ν, 0], InverseJacobiCD[ν, 2], InverseJacobiCD[ν, 3]}, {ν, -2, 3}]Plot InverseJacobiCD as a function of its parameter
:
Plot[{InverseJacobiCD[-1, m], InverseJacobiCD[-1 / 2, m], InverseJacobiCD[0, m]}, {m, -5, 1}]ComplexContourPlot[Re[InverseJacobiCD[z, 1 / 3]], {z, -2 - 2I, 2 + 2I}, IconizedObject[«PlotOptions»]]ComplexContourPlot[Im[InverseJacobiCD[z, 1 / 3]], {z, -2 - 2I, 2 + 2I}, IconizedObject[«PlotOptions»]]Function Properties (6)
InverseJacobiCD is not an analytic function:
FunctionAnalytic[InverseJacobiCD[x, m], {x, m}]It has both singularities and discontinuities:
FunctionSingularities[InverseJacobiCD[x, 1 / 3], x]//QuietFunctionDiscontinuities[InverseJacobiCD[x, 1 / 3], x]//Quiet
is nonincreasing on its real domain:
FunctionMonotonicity[{InverseJacobiCD[x, 1 / 3], -1 <= x <= 1}, x]FunctionInjective[InverseJacobiCD[x, 1 / 3], x]Plot[{InverseJacobiCD[x, 1 / 3], .5}, {x, -2, 2}]FunctionSurjective[InverseJacobiCD[x, 3], x]Plot[{InverseJacobiCD[x, 3], -1}, {x, -5, 5}]
is non-negative on its real domain:
FunctionSign[{InverseJacobiCD[x, 1 / 3], -1 <= x <= 1}, x]InverseJacobiCD is neither convex nor concave on its real domain:
FunctionConvexity[{InverseJacobiCD[x, 1 / 3], -1 <= x <= 1}, x]Differentiation (4)
D[InverseJacobiCD[ν, m], ν]//Simplifyderivs = Table[D[InverseJacobiCD[ν, m], {ν, n}], {n, 1, 3}];Plot[Evaluate[derivs /. m -> 1 / 3], {ν, -1, 1}, PlotLegends -> {"First Derivative", "Second Derivative", "Third Derivative"}]Differentiate InverseJacobiCD with respect to the second argument
:
D[InverseJacobiCD[ν, m], m]derivs = Table[D[InverseJacobiCD[ν, m], {m, n}], {n, 1, 3}];Plot[Evaluate[derivs /. ν -> -1], {m, -1, 1}, PlotLegends -> {"First Derivative", "Second Derivative", "Third Derivative"}]Series Expansions (2)
Series[InverseJacobiCD[ν, m], {ν, 0, 7}]Plot the first three approximations for
around
:
terms = Normal@Table[Series[InverseJacobiCD[ν, 1 / 3], {ν, 0, n}], {n, 1, 5, 2}];
Plot[{InverseJacobiCD[ν, 1 / 3], terms}, {ν, -1, 1}]Series[InverseJacobiCD[ν, m], {m, 0, 3}]//SimplifyPlot the first three approximations for
around
:
terms = Normal@Table[Series[InverseJacobiCD[-1 / 2, m], {m, 0, n}], {n, 1, 3}];
Plot[{InverseJacobiCD[-1 / 2, m], terms}, {m, -2, 2}]Function Identities and Simplifications (2)
InverseJacobiCD is the inverse function of JacobiCD:
Solve[ν == JacobiCD[u, m], u][[1, 1]]//QuietCompose with the inverse function:
{InverseJacobiCD[JacobiCD[ν, m], m], JacobiCD[InverseJacobiCD[ν, m], m]}Use PowerExpand to disregard multivaluedness of the inverse function:
PowerExpand[%]Other Features (2)
InverseJacobiCD can be applied to a power series:
InverseJacobiCD[Sin[ν] + O[ν] ^ 10, m]//SimplifyTraditionalForm formatting:
InverseJacobiCD[ν, m]//TraditionalFormGeneralizations & Extensions (1)
InverseJacobiCD can be applied to a power series:
InverseJacobiCD[Sin[x] + O[x] ^ 10, m]Applications (1)
Properties & Relations (1)
Obtain InverseJacobiCD from solving equations containing elliptic functions:
Solve[JacobiCD[x, m]^2 + 2JacobiCD[x, m] == a, x]See Also
Tech Notes
Related Guides
Related Links
History
Introduced in 1988 (1.0)
Text
Wolfram Research (1988), InverseJacobiCD, Wolfram Language function, https://reference.wolfram.com/language/ref/InverseJacobiCD.html.
CMS
Wolfram Language. 1988. "InverseJacobiCD." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/InverseJacobiCD.html.
APA
Wolfram Language. (1988). InverseJacobiCD. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/InverseJacobiCD.html
BibTeX
@misc{reference.wolfram_2026_inversejacobicd, author="Wolfram Research", title="{InverseJacobiCD}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/InverseJacobiCD.html}", note=[Accessed: 12-June-2026]}
BibLaTeX
@online{reference.wolfram_2026_inversejacobicd, organization={Wolfram Research}, title={InverseJacobiCD}, year={1988}, url={https://reference.wolfram.com/language/ref/InverseJacobiCD.html}, note=[Accessed: 12-June-2026]}