void tetcircumcenter_tp(double a[3], double b[3], double c[3], double d[3], double circumcenter[3], double *xi, double *eta, double *zeta)
Helpers for post-processing basic finite element fields.
Post-processing stresses for non-linear analysis.
void tricircumcenter3d_tp(double a[3], double b[3], double c[3], double circumcenter[3], double *xi, double *eta)