Class Scine::Utils::AutomaticDifferentiation::Second3D¶
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class
Second3D
¶ Class representing values in three dimensions and allowing for the automatic calculation of first and second derivatives.
Public Functions
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Second3D
()¶ Constructor that takes no arguments and intializes value and derivatives to Zero.
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Second3D
(double v, double dx, double dy, double dz, double xx = 0, double yy = 0, double zz = 0, double xy = 0, double xz = 0, double yz = 0)¶ Constructor that takes the value and all derivatives as doubles.
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Second3D
opposite
() const¶ Returns a Second3D object with first derivatives only multiplied by -1.
- Return
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double
value
() const¶ Getter for the value.
- Return
double Value.
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void
setValue
(double v)¶ Setter for the value.
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void
setFirst3D
(const Eigen::Vector3d &d)¶ Setter for first derivative as Eigen::Vector3d.
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void
setZero
()¶ Zero initializer.
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Eigen::Vector3d
deriv
() const¶ Getter for first derivative.
- Return
Eigen::Vector3d
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void
setXX
(double v)¶ Setter for all the second derivatives.
XX refers to (dv)^2/(dx)^2, XY to (dv)^2/(dxdy), and so on…
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double
dx
() const¶ Getter for dv/dx derivative.
- Return
double dv/dx
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double
dy
() const¶ Getter for dv/dy derivative.
- Return
double dv/dy
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double
dz
() const¶ Getter for dv/dz derivative.
- Return
double dv/dz
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double
XX
() const¶ Getter for the second derivatives.
- Return
double
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