Nektar::LibUtilities::functions Struct Reference

Public Member Functions
	functions ()

Detailed Description

This struct creates a parser that matches the function

definitions from math.h. All of the functions accept one of more NekDoubles as arguments and returns a NekDouble.

Definition at line 120 of file AnalyticExpressionEvaluator.cpp.

Constructor & Destructor Documentation

Nektar::LibUtilities::functions::functions ( )

inline

Definition at line 122 of file AnalyticExpressionEvaluator.cpp.

References Nektar::LibUtilities::awgn(), and sign.

            {
                // Add all of the functions from math.h 
                add
                    ("abs",     std::abs)
                    ("asin",    asin)
                    ("acos",    acos)
                    ("atan",    atan)
                    ("ceil",    ceil)
                    ("cos",     cos)
                    ("cosh",    cosh)
                    ("exp",     exp)
                    ("fabs",    fabs)   // same as abs
                    ("floor",   floor)
                    ("log",     log)
                    ("log10",   log10)
                    ("sin",     sin)
                    ("sinh",    sinh)
                    ("sqrt",    sqrt)
                    ("tan",     tan)
                    ("tanh",    tanh)
                    // and few more custom functions
                    ("sign",    sign)
                    ("awgn",    awgn)
                    ;
            }