ISmDerivative

Assembly: Stat;

Description

The ISmDerivative interface is used to calculate derivatives.

Inheritance Hierarchy

          IStatMethod

          ISmDerivative

Comments

This interface can be used to calculate analytical derivatives of expression as well as approximate values of partial derivatives at the specified point. Calculation method is defined by the ISmDerivative.UseAnalyticCalc property.

Properties

  Property name Brief description
CoefficientsOrder The CoefficientsOrder property determines the variables used in the function.
DerivativeExpressions The DerivativeExpressions property returns an array of derivatives expressions.
DerivativeValues The DerivativeValues property returns an array of derivatives values.
DiffVariables The DiffVariables property determines the set of differentiation variables.
Expression The Expression property determines an expression for differentiation.
FunctionValue The FunctionValue property returns function value at the specified point.
Increment The Increment property determines the increment of the argument to calculate approximate values of partial derivatives.
UseAnalyticCalc The UseAnalyticCalc property determines whether to calculate analytical derivatives of expressions.
VariablesValues The VariablesValues property determines arguments values at the point where the derivative is to be calculated.

Properties inherited from IStatMethod

  Property name Brief description
DisplayName The DisplayName property returns the displayed method name.
ErrorByStatus The ErrorByStatus property returns an error message by the error number.
Errors The Errors property returns a message with all the errors and warnings.
Name The Name property returns the internal method name.
PerformanceTime The PerformanceTime property returns method execution time.
Status The Status property returns the method execution status.
SupportsR The SupportsR property returns whether statistical method can be calculated via R package.
UseR The UseR property determines whether statistical method is calculated via the R package.
WarningByStatus The WarningByStatus property returns a warning text by its number.
Warnings The Warnings property returns the warnings that occurred on method calculation.
WarningsCount The WarningsCount property returns the number of warnings that occurred on method calculation.
WarningsNumbers The WarningsNumbers property returns numbers of the warnings that occurred on method calculation.

Methods inherited from IStatMethod

  Method Name Brief description
Clone The Clone method clones a statistical method object.
Execute The Execute method executes a statistical method.
LoadFromXML The LoadFromXML method loads statistical method settings from XML code.
SaveToXML The SaveToXML method unloads statistical method settings to XML code.

See also:

Stat Assembly Interfaces