1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
24 \*---------------------------------------------------------------------------*/
29 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
34 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
36 const char* const pTraits<label>::typeName = "label";
37 const label pTraits<label>::zero = 0;
38 const label pTraits<label>::one = 1;
39 const label pTraits<label>::min = labelMin;
40 const label pTraits<label>::max = labelMax;
42 const char* pTraits<label>::componentNames[] = { "x" };
44 pTraits<label>::pTraits(const label& p)
50 pTraits<label>::pTraits(Istream& is)
56 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
58 // Raise one label to the power of another (overloaded function call)
59 label pow(label a, label b)
61 register label ans = 1;
62 for (register label i=0; i<b; i++)
70 FatalErrorIn("pow(label a, label b)")
71 << "negative value for b is not supported"
80 //- Return factorial(n) : 0 <= n <= 12
81 label factorial(label n)
83 static label factTable[13] =
85 1, 1, 2, 6, 24, 120, 720, 5040, 40320,
86 362880, 3628800, 39916800, 479001600
92 FatalErrorIn("factorial(label n)")
93 << "n value out of range"
102 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
104 } // End namespace Foam
106 // ************************************************************************* //