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» On extensions of a theorem of Baxter
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JSYML
2002
66views more  JSYML 2002»
13 years 7 months ago
Open Questions in The Theory of Spaces of Orderings
f orderings provide an abstract framework in which to study spaces of orderings of formally real fields. Spaces of orderings of finite chain length are well understood [9] [12]. Th...
Murray A. Marshall
JUCS
2010
110views more  JUCS 2010»
13 years 2 months ago
On Choice Principles and Fan Theorems
: Veldman proved that the contrapositive of countable binary choice is a theorem of full-fledged intuitionism, to which end he used a principle of continuous choice and the fan the...
Hannes Diener, Peter Schuster
ACCV
2006
Springer
14 years 1 months ago
Interpreting Sphere Images Using the Double-Contact Theorem
An occluding contour of a sphere is projected to a conic in the perspective image, and such a conic is called a sphere image. Recently, it has been discovered that each sphere imag...
Xianghua Ying, Hongbin Zha
CADE
2008
Springer
14 years 7 months ago
THF0 - The Core of the TPTP Language for Higher-Order Logic
One of the keys to the success of the Thousands of Problems for Theorem Provers (TPTP) problem library and related infrastructure is the consistent use of the TPTP language. This p...
Christoph Benzmüller, Florian Rabe, Geoff Sut...
MLQ
2000
51views more  MLQ 2000»
13 years 7 months ago
There is No Low Maximal D.C.E. Degree
We give a corrected proof of an extension of the Robinson Splitting Theorem for the d.c.e. degrees. The purpose of this short paper is to clarify and correct the main result and p...
Marat M. Arslanov, S. Barry Cooper, Angsheng Li