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IJOE
2008
89views more  IJOE 2008»
15 years 6 months ago
Digital Astronomy in Education
: What causes seasons? Why day and night durations are so different with seasons alternation? Why the position of the full moon seems directed to the south in summer while it seems...
Saïd Boutiche
CORR
2007
Springer
138views Education» more  CORR 2007»
15 years 6 months ago
Can the Internet cope with stress?
When will the Internet wake up and become aware of itself? In this note the problem is approached by asking an alternative question: Can the Internet cope with stress? By extrapol...
Andreas Martin Lisewski
JCT
2008
59views more  JCT 2008»
15 years 6 months ago
The Jones polynomial and graphs on surfaces
The Jones polynomial of an alternating link is a certain specialization of the Tutte polynomial of the (planar) checkerboard graph associated to an alternating projection of the li...
Oliver T. Dasbach, David Futer, Efstratia Kalfagia...
JLP
2006
92views more  JLP 2006»
15 years 6 months ago
Exact real arithmetic using centred intervals and bounded error terms
Approximations based on dyadic centred intervals are investigated as a means for implementing exact real arithmetic. It is shown that the field operations can be implemented on th...
Jens Blanck
COMBINATORICS
2004
81views more  COMBINATORICS 2004»
15 years 6 months ago
Propagation of Mean Degrees
We propose two alternative measures of the local irregularity of a graph in terms of its vertex degrees and relate these measures to the order and the global irregularity of the g...
Dieter Rautenbach