Name
irreducible — Does a triangulation represent an irreducible 3-manifold?
Description
An irreducible
element stores whether or not the parent
triangulation represents an irreducible 3-manifold; that is, whether
every embedded sphere bounds a ball.
This element should only be stored beneath triangulations that represent
closed, connected, orientable 3-manifolds.
Parents
The following elements contain irreducible
:
tri
.
Children
Element irreducible
has no children.
Attributes
value
Either T
or F
, according to
whether the parent triangulation does or does not represent an
irreducible 3-manifold.