DiagonalMatrix[list] gives a matrix with the elements of list on the leading diagonal, and 0 elsewhere. DiagonalMatrix[list, k] gives a matrix with the elements of list on ...

Haversine[z] gives the haversine function hav(z).

Log10[x] gives the base-10 logarithm of x.

WeberE[\[Nu], z] gives the Weber function E \[Nu] (z).WeberE[\[Nu], \[Mu], z] gives the associated Weber function E_\[Nu]^\[Mu](z).

GraphSum[g_1, g_2, ...] constructs the graph resulting from joining the edge lists of graphs g_1, g_2, and so forth.

ReadGraph[f] reads a graph represented as edge lists from file f and returns a graph object.

RGFs[n] lists all restricted growth functions on the first n natural numbers in lexicographic order.

StronglyConnectedComponents[g] gives the strongly connected components of directed graph g as lists of vertices.

WeaklyConnectedComponents[g] gives the weakly connected components of directed graph g as lists of vertices.