RidgeFilter (Built-in Mathematica Symbol)

RidgeFilter[image] computes a measure for the presence of a ridge for each pixel in image.RidgeFilter[image, \[Sigma]] uses the specified ridge scale \[Sigma].

FindSet (Combinatorica Package Symbol)

FindSet[n, s] gives the root of the set containing n in union-find data structure s.

InitializeUnionFind (Combinatorica Package Symbol)

InitializeUnionFind[n] initializes a union-find data structure for n elements.

MaximumSpanningTree (Combinatorica Package Symbol)

MaximumSpanningTree[g] uses Kruskal's algorithm to find a maximum spanning tree of graph g.

UnionSet (Combinatorica Package Symbol)

UnionSet[a, b, s] merges the sets containing a and b in union-find data structure s.

Atomic Elements of Expressions (Mathematica Guide)

All expressions in Mathematica are ultimately built from a small number of distinct types of atomic elements.

AutoScroll (Built-in Mathematica Symbol)

AutoScroll is an option to SelectionMove and related functions that specifies whether a notebook should automatically be scrolled to display the current selection.

Boole (Built-in Mathematica Symbol)

Boole[expr] yields 1 if expr is True and 0 if it is False.

CarmichaelLambda (Built-in Mathematica Symbol)

CarmichaelLambda[n] gives the Carmichael function \[Lambda](n), defined as the smallest integer m such that k^m \[Congruent] 1 mod n for all k relatively prime to n.

CellTags (Built-in Mathematica Symbol)

CellTags is an option for Cell that gives a list of tags to associate with a cell.