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maximalElements -- determines the maximal elements of a poset

Synopsis

Usage:

M = maximalElements P
Inputs:
- P, an instance of the type Poset,
Outputs:
- M, a list,

Description

An element of $P$ is a maximal element if it no other element of $P$ is greater than it.

i1 : P = poset {{a,b}, {a,c}, {c,d}};

i2 : maximalElements P

o2 = {b, d}

o2 : List

See also

minimalElements -- determines the minimal elements of a poset

Ways to use maximalElements :

maximalElements(Poset)

For the programmer

The object maximalElements is a method function.