Given a Jacobi amplitude and a elliptic modulus in an elliptic integral,
Delta Amplitude
See also
Elliptic Integral, Elliptic Modulus, Jacobi AmplitudeExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Delta Amplitude." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/DeltaAmplitude.html