function DefineVaryingFunction(const AFunctName: string; AFuncAddress: TExprFunc; NArguments: Integer; const Help: string): Integer;
Defines new varying function.
| # | Name | Type | Description |
|---|---|---|---|
| 1 | AFunctName | string | |
| 2 | AFuncAddress | TExprFunc | |
| 3 | NArguments | Integer | |
| 4 | Help | string |
Returns: Int32
See Also: TMtxExpression.Undefine, TMtxExpression.VarByName, TMtxExpression.GetVarList, TMtxExpression.DefineVariable, TMtxExpression.DefineDouble, TMtxExpression.DefineComplex, TMtxExpression.DefineMatrix, TMtxExpression.DefineFunction, TMtxExpression.DefineVector, TMtxExpression.DefineOperator, TMtxExpression.DefineDoubleConstant, TMtxExpression.DefineComplexConstant