CORR
2008
Springer
13 years 11 months ago
2008
Springer
This paper presents a formalized proof of a discrete form of the Jordan Curve Theorem. It is based on a hypermap model of planar subdivisions, formal specifications and proofs assi...
CORR
2010
Springer
13 years 11 months ago
2010
Springer
The Jordan Curve Theorem (JCT) states that a simple closed curve divides the plane into exactly two connected regions. We formalize and prove the theorem in the context of grid gr...