A growth rule that always makes the supplied order even. More...
|virtual value_type||operator() (const value_type &x) const|
|Evaluate growth rule. |
A growth rule that always makes the supplied order even.
When used in conjunction with Gaussian quadrature that generates n+1 points for a quadrature of order n, this always results in an odd number of points, and thus includes 0. This allows some nesting in Gaussian-based sparse grids.