* $[0,d], then the tensor product polynomials are orthogonal on
* $[-1,1]^d$ or $[0,1]^d$, respectively.
*
- * Indexing is as following: the order of dim-dimensional polynomials
+ * Indexing is as follows: the order of dim-dimensional polynomials
* is x-coordinates running fastest, then y-coordinate, etc. The first
* few polynomials are thus @p{P1(x)P1(y)}, @p{P2(x)P1(y)},
* @p{P3(x)P1(y)}, ..., @p{P1(x)P2(y)}, @p{P2(x)P2(y)},
* product polynomials are orthogonal on $[-1,1]^d$ or $[0,1]^d$,
* respectively.
*
- * Indexing is as following: the order of dim-dimensional polynomials
+ * Indexing is as follows: the order of dim-dimensional polynomials
* is x-coordinates running fastest, then y-coordinate, etc. The first
* few polynomials are thus @p{Px1(x)Py1(y)}, @p{Px2(x)Py1(y)},
* @p{Px3(x)Py1(y)}, ..., @p{Px1(x)Py2(y)}, @p{Px2(x)Py2(y)},