Results 31 to 40 of about 268 (109)

Continuous Domains in Logical Form1 1A thesis submitted to The University of Birmingham for the degree of Doctor of Philosophy, June 1999.

open access: yes, 2002
This thesis investigates the mathematical foundations that are necessary for an extension of Abramsky's domain theory in logical form to continuous domains.We present a multi-lingual sequent calculus, that is a positive logic allowing sequents that ...
Kegelmann, Mathias
core   +1 more source

Models of high energy ρρ,ρ̄ρ scattering [PDF]

open access: yes, 1987
A phenomenological description is sought of the dynamics operating in high energy elastic hadron-hadron scattering. The predictions of a simple Pomeron and weak cut model of high energy elastic scattering are compared with the new and surprising ρ̄ρ data
Carter, M.K.
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Cut-set Theorems for Multi-state Networks

open access: yes, 2004
Journal PaperWe derive new cut-set bounds on the achievable rates in a general multi-terminal network with finite number of states. Multiple states are common in communication networks in the form of multiple channel and nodes' states.
Aazhang, Behnaam   +2 more
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Robust designs for series estimation [PDF]

open access: yes
We discuss optimal design problems for a popular method of series estimation in regression problems. Commonly used design criteria are based on the generalized variance of the estimates of the coefficients in a truncated series expansion and do not take ...
Dette, Holger, Wiens, Douglas P.
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The structure of logical consequence : proof-theoretic conceptions

open access: yes, 2010
The model-theoretic analysis of the concept of logical consequence has come under heavy criticism in the last couple of decades. The present work looks at an alternative approach to logical consequence where the notion of inference takes center stage ...
Hjortland, Ole T.
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A Closed-Form Approach to Coupler-Curves of Multi-Loop Mechanisms

open access: yes, 1999
This paper presents a closed-form approach, based on the theory of resultants, for deriving the coupler curve equation of 16 8-link mechanisms. The solution approach entails successive elimination of problem unknowns to reduce a multivariate system of 8 ...
A. K. Dhingra, D. Kohli, A. N. Almadi
core   +1 more source

Elimination Practice: Software Tools and Applications

open access: yes, 2003
The first half of the book presents the library Epsilon that has been built up for symbolic polynomial elimination and decomposition with (geometric) applications.
Wang, Dongming
core   +2 more sources

Response to “Remarks on two new theorems of Date and Fagin”

open access: yes, 1993
In [DF92], we present simple conditions, which we now describe, for guaranteeing higher normal forms for relational databases. A key is simple if it consists of a single attribute. We show in [DF92] that if a relation schema is in third normal form (3NF)
Ronald Fagin, C. J. Date
core  

Interpolation Theorems, Lower Bounds for Proof Systems, and Independence Results for Bounded Arithmetic

open access: yes, 2007
A proof of the (propositional) Craig interpolation theorem for cut-free sequent calculus yields that a sequent with a cut-free proof (or with a proof with cut-formulas of restricted form; in particular, with only analytic cuts) with k inferences has an ...
Jan Krajícek
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CERES in higher-order logic

open access: yes, 2010
A well-studied logical model of mathematical proofs is the sequent calculus introduced by Gerhard Gentzen. In the sequent calculus, the use of lemmas corresponds to the application of the cut rule.
Weller, Daniel
core  

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