blob: 5b99cc9d03ca6470951f42d9c4a11c5fdb6c10f8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
//static const char* sccsid = "@(#)Expr_GeneralExpression.cxx 3.2 95/01/10"; // Do not delete this line. Used by sccs.
// Copyright: Matra-Datavision 1991
// File: Expr_GeneralExpression.cxx
// Created: Wed Mar 6 11:04:58 1991
// Author: Arnaud BOUZY
// <adn>
#include <Expr_GeneralExpression.ixx>
#include <Expr_NotEvaluable.hxx>
#include <Standard_OutOfRange.hxx>
Standard_Boolean Expr_GeneralExpression::IsShareable() const
{
return Standard_False;
}
Handle(Expr_GeneralExpression) Expr_GeneralExpression::NDerivative (const Handle(Expr_NamedUnknown)& X, const Standard_Integer N) const
{
if (N <= 0) {
Standard_OutOfRange::Raise();
}
Handle(Expr_GeneralExpression) first = Derivative(X);
if (N > 1) {
return first->NDerivative(X,N-1);
}
return first;
}
Standard_Real Expr_GeneralExpression::EvaluateNumeric() const
{
if (ContainsUnknowns()) {
Expr_NotEvaluable::Raise();
}
Expr_Array1OfNamedUnknown tabvr(1,1);
TColStd_Array1OfReal tabvl(1,1);
return Evaluate(tabvr,tabvl);
}
|
