This abstract class describes a Function of 1 Variable used to find a line tangent to two curves.
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| Geom2dGcc_FunctionTanCuCu (const Geom2dAdaptor_Curve &Curv1, const Geom2dAdaptor_Curve &Curv2) |
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| Geom2dGcc_FunctionTanCuCu (const gp_Circ2d &Circ1, const Geom2dAdaptor_Curve &Curv2) |
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void | InitDerivative (const math_Vector &X, gp_Pnt2d &Point1, gp_Pnt2d &Point2, gp_Vec2d &Tan1, gp_Vec2d &Tan2, gp_Vec2d &D21, gp_Vec2d &D22) |
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Standard_Integer | NbVariables () const |
| returns the number of variables of the function. More...
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Standard_Integer | NbEquations () const |
| returns the number of equations of the function. More...
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Standard_Boolean | Value (const math_Vector &X, math_Vector &F) |
| Computes the value of the function F for the variable X. It returns True if the computation is successfully done, False otherwise. More...
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Standard_Boolean | Derivatives (const math_Vector &X, math_Matrix &Deriv) |
| Computes the derivative of the function F for the variable X. It returns True if the computation is successfully done, False otherwise. More...
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Standard_Boolean | Values (const math_Vector &X, math_Vector &F, math_Matrix &Deriv) |
| Computes the value and the derivative of the function F for the variable X. It returns True if the computation is successfully done, False otherwise. More...
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virtual Standard_Integer | GetStateNumber () |
| Returns the state of the function corresponding to the latestcall of any methods associated with the function. This function is called by each of the algorithms described later which define the function Integer Algorithm::StateNumber(). The algorithm has the responsibility to call this function when it has found a solution (i.e. a root or a minimum) and has to maintain the association between the solution found and this StateNumber. Byu default, this method returns 0 (which means for the algorithm: no state has been saved). It is the responsibility of the programmer to decide if he needs to save the current state of the function and to return an Integer that allows retrieval of the state. More...
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virtual | ~math_FunctionSet () |
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This abstract class describes a Function of 1 Variable used to find a line tangent to two curves.