Results 121 to 130 of about 3,168,134 (332)

Modeling friction factor in pipeline flow using a GMDH-type neural network

open access: yesCogent Engineering, 2015
The standard methods of calculating the fluid friction factor, the Colebrook–White and Haaland equations, require iterative solution of an implicit, transcendental function which entails high computational costs for large-scale piping networks while ...
Saeb M. Besarati   +3 more
doaj   +1 more source

On Systems of Ordinary Differential Equations with Transcendental Parameters

open access: yesJournal of Differential Equations, 1999
This paper can be viewed as a random walk through the subject of nilpotent and globally nilpotent connections. The author first deduces from Katz' theorem and his own work [Am. J. Math. 112, 749-786 (1990; Zbl 0718.12007)] that when written in the standard Fuchsian way, the coefficients of the polynomials occurring in a globally nilpotent differential ...
openaire   +2 more sources

McDowell and Sellars on Objective Purport

open access: yesEuropean Journal of Philosophy, EarlyView.
Abstract John McDowell has criticized Wilfrid Sellars on several occasions and over a number of years for his ‘non‐relational’ account of intentionality. This account is, according to McDowell, at least partly responsible for a ‘blind spot’ in Sellars's thinking: Sellars, allegedly, fails to see how objects or states of affairs in the external world ...
Stefan Brandt
wiley   +1 more source

Meromorphic solutions to non-linear differential-difference equations

open access: yesElectronic Journal of Differential Equations, 2018
We consider the non-linear differential-difference equation $$ c(z)w(z+1)+a(z)\frac{w'(z)}{w(z)}=R(z,w(z)), $$ where R(z,w(z)) is rational in w(z) with rational coefficients, a(z) and c(z) are non-zero rational functions.
Changjiang Song, Kai Liu, Lei Ma
doaj  

PREAMBULAR HISTORY: THE VIEW OF THE PAST IN KEY HUMAN RIGHTS INSTRUMENTS

open access: yesHistory and Theory, EarlyView.
ABSTRACT This article claims that the preambles of foundational human rights instruments, taken together, articulate a consistent view of the past. This view is firmly rooted in historical processes, embedded in metaphysical truths, and enacted in service of the future. Part 1 assesses the strengths and weaknesses of the “preambular approach to history”
Antoon De Baets
wiley   +1 more source

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