115 double Hex_eB(double xi[3], int sign2, int sign3)  in Hex_eB()  argument
120     return 0.25*(1+sign2*xi[1])*(1+sign3*xi[2]);  in Hex_eB()
123 double dHEBdxi1(double xi[3], int sign2, int sign3)  in dHEBdxi1()  argument
131 double dHEBdxi2(double xi[3], int sign2, int sign3)  in dHEBdxi2()  argument
138     return 0.25*sign2*(1+sign3*xi[2]);  in dHEBdxi2()
141 double dHEBdxi3(double xi[3], int sign2, int sign3)  in dHEBdxi3()  argument
145     return 0.25*sign3*(1+sign2*xi[1]);  in dHEBdxi3()
151 double Hex_fB(double xi[3], int  sign3)  in Hex_fB()  argument
155     return 0.5*(1+sign3*xi[2]);  in Hex_fB()
159 double dHFBdxi1(double xi[3], int sign3)  in dHFBdxi1()  argument
163 double dHFBdxi2(double xi[3], int sign3)  in dHFBdxi2()  argument
167 double dHFBdxi3(double xi[3], int sign3)  in dHFBdxi3()  argument
169 { return 0.5*sign3; }  in dHFBdxi3()