lagrangian.MapOfFiniteLyapunovExponents.map_of_theta1

MapOfFiniteLyapunovExponents.map_of_theta1(self: lagrangian.core.MapOfFiniteLyapunovExponents, fill_value: float = nan) → numpy.ndarray[float64]

Get the map of the orientation of the eigenvectors associated to the maximum eigenvalues of Cauchy-Green strain tensor

Parameters

fill_value (float) – value used for missing cells

Returns

The map of θ₁ (unit degrees)

Return type

numpy.ndarray