Triangle k Core
The triangle k core, or k truss has been intoduced by Cohen (NSA Tech. Report 2008) and Zhang and Parthasarathy (ICDE 2012) independently and runs in time, where is the maximum degree and the number of edges.
Definition Triangle Core
The triangle k-core of a simple undirected graph is the inclusion maximal subgraph where each edge is part of at least triangles in .
More detailed background information is provided in
Definition Triangle Core Number
The triangle core number of an edge is the maximal k such that