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CADE
2006
Springer
14 years 8 months ago
Flyspeck I: Tame Graphs
We present a verified enumeration of tame graphs as defined in Hales' proof of the Kepler Conjecture and confirm the completeness of Hales' list of all tame graphs while ...
Tobias Nipkow, Gertrud Bauer, Paula Schultz
CADE
2006
Springer
14 years 8 months ago
Connection Tableaux with Lazy Paramodulation
It is well-known that the connection refinement of clause tableaux with paramodulation is incomplete (even with weak connections). In this paper, we present a new connection tablea...
Andrey Paskevich
CADE
2006
Springer
14 years 8 months ago
Using the TPTP Language for Writing Derivations and Finite Interpretations
One of the keys to the success of the TPTP and related projects is their consistent use of the TPTP language. The ability of the TPTP language to express solutions as well as probl...
Geoff Sutcliffe, Stephan Schulz, Koen Claessen, Al...
CADE
2006
Springer
14 years 8 months ago
Importing HOL into Isabelle/HOL
We developed an importer from both HOL 4 and HOL-light into Isabelle/HOL. The importer works by replaying proofs within Isabelle/HOL that have been recorded in HOL 4 or HOL-light a...
Steven Obua, Sebastian Skalberg
CADE
2006
Springer
14 years 8 months ago
On the Strength of Proof-Irrelevant Type Theories
We present a type theory with some proof-irrelevance built into the conversion rule. We argue that this feature is useful when type theory is used as the logical formalism underlyi...
Benjamin Werner