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CORR
2008
Springer
92views Education» more  CORR 2008»
15 years 7 months ago
Discrete Jordan Curve Theorem: A proof formalized in Coq with hypermaps
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...
Jean-François Dufourd
CORR
2008
Springer
109views Education» more  CORR 2008»
15 years 7 months ago
New Combinatorial Complete One-Way Functions
In 2003, Leonid A. Levin presented the idea of a combinatorial complete one-way function and a sketch of the proof that Tiling represents such a function. In this paper, we presen...
Arist Kojevnikov, Sergey I. Nikolenko
CORR
2008
Springer
89views Education» more  CORR 2008»
15 years 7 months ago
A New Approach to Spreadsheet Analytics Management in Financial Markets
Spreadsheets in financial markets are frequently used as database, calculator and reporting application combined. This paper describes an alternative approach in which spreadsheet...
Brian Sentence
CORR
2008
Springer
106views Education» more  CORR 2008»
15 years 7 months ago
Dempster-Shafer for Anomaly Detection
In this paper, we implement an anomaly detection system using the Dempster-Shafer method. Using two standard benchmark problems we show that by combining multiple signals it is pos...
Qi Chen, Uwe Aickelin
CORR
2008
Springer
112views Education» more  CORR 2008»
15 years 7 months ago
Minimal weight expansions in Pisot bases
For applications to cryptography, it is important to represent numbers with a small number of non-zero digits (Hamming weight) or with small absolute sum of digits. The problem of ...
Christiane Frougny, Wolfgang Steiner