libCEED/tests/t320-basis-f.h

28         interp(i*P+1)=2.*(x1+x2-1.)*(x1+x2-1./2.);
29         interp(i*P+2)=-4.*x1*(x1+x2-1.);
30         interp(i*P+3)=2.*x1*(x1-1./2.);
31         interp(i*P+4)=-4.*x2*(x1+x2-1.);
32         interp(i*P+5)=4.*x1*x2;
33         interp(i*P+6)=2.*x2*(x2-1./2.);
35         grad((i+0)*P+1)=2.*(1.*(x1+x2-1./2.)+(x1+x2-1.)*1.);
36         grad((i+Q)*P+1)=2.*(1.*(x1+x2-1./2.)+(x1+x2-1.)*1.);
37         grad((i+0)*P+2)=-4.*(1.*(x1+x2-1.)+x1*1.);
38         grad((i+Q)*P+2)=-4.*(x1*1.);
39         grad((i+0)*P+3)=2.*(1.*(x1-1./2.)+x1*1.);
40         grad((i+Q)*P+3)=2.*0.;
41         grad((i+0)*P+4)=-4.*(x2*1.);
42         grad((i+Q)*P+4)=-4.*(1.*(x1+x2-1.)+x2*1.);
43         grad((i+0)*P+5)=4.*(1.*x2);
44         grad((i+Q)*P+5)=4.*(x1*1.);
45         grad((i+0)*P+6)=2.*0.;
46         grad((i+Q)*P+6)=2.*(1.*(x2-1./2.)+x2*1.);