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TCS
2008
13 years 7 months ago
Polyhedra genus theorem and Euler formula: A hypermap-formalized intuitionistic proof
This article presents formalized intuitionistic proofs for the polyhedra genus theorem, the Euler formula and a sufficient condition of planarity. They are based on a hypermap mod...
Jean-François Dufourd
CORR
2004
Springer
142views Education» more  CORR 2004»
13 years 7 months ago
Modeling and Validating Hybrid Systems Using VDM and Mathematica
Hybrid systems are characterized by the hybrid evolution of their state: A part of the state changes discretely, the other part changes continuously over time. Typically, modern c...
Bernhard K. Aichernig, Reinhold Kainhofer
CGF
1998
104views more  CGF 1998»
13 years 7 months ago
Animation of Biological Organ Growth Based on L-systems
In contrast with the growth of plants and trees, human organs can undergo signi cant changes in shape through a variety of global transformations during the growth period, such as...
Roman Durikovic, Kazufumi Kaneda, Hideo Yamashita
PAMI
2002
86views more  PAMI 2002»
13 years 7 months ago
Recognizing Mathematical Expressions Using Tree Transformation
We describe a robust and efficient system for recognizing typeset and handwritten mathematical notation. From a list of symbols with bounding boxes the system analyzes an expressio...
Richard Zanibbi, Dorothea Blostein, James R. Cordy
IFM
2010
Springer
203views Formal Methods» more  IFM 2010»
13 years 6 months ago
A CSP Approach to Control in Event-B
Event-B has emerged as one of the dominant state-based formal techniques used for modelling control-intensive applications. Due to the blocking semantics of events, their ordering ...
Steve Schneider, Helen Treharne, Heike Wehrheim