Results 11 to 20 of about 5,188,633 (246)

Riemann's non-differentiable function is intermittent [PDF]

open access: yes, 2019
Riemann's non-differentiable function, introduced in the middle of the 19th century as a purely mathematical pathological object, is relevant in the study of the binormal flow, as shown recently by De La Hoz and Vega.
Eceizabarrena, Daniel   +2 more
core   +9 more sources

Price-dispersed preferences and C 1 mean demand [PDF]

open access: yes, 1975
Dierker E, Dierker H, Trockel W. Price-dispersed preferences and C 1 mean demand. Journal of Mathematical Economics. 1984;13(1):11-42.In this paper we introduce the concept of price-dispersed preferences.
Dierker, Hildegard   +4 more
core   +1 more source

Differentiable Earth mover’s distance for data compression at the high-luminosity LHC

open access: yesMachine Learning: Science and Technology, 2023
The Earth mover’s distance (EMD) is a useful metric for image recognition and classification, but its usual implementations are not differentiable or too slow to be used as a loss function for training other algorithms via gradient descent. In this paper,
Rohan Shenoy   +7 more
doaj   +1 more source

Implementation Aspects in Regularized Structural Equation Models

open access: yesAlgorithms, 2023
This article reviews several implementation aspects in estimating regularized single-group and multiple-group structural equation models (SEM). It is demonstrated that approximate estimation approaches that rely on a differentiable approximation of non ...
Alexander Robitzsch
doaj   +1 more source

Rational taxation in an open access fishery model

open access: yesArchives of Control Sciences, 2017
We consider a model of fishery management, where n agents exploit a single population with strictly concave continuously differentiable growth function of Verhulst type.
Rokhlin Dmitry B., Usov Anatoly
doaj   +1 more source

On boundedly-convex functions on pseudo-topological vector spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
Notions of a boundedly convex function and of a Lipschitz-continuous function are extended to the case of functions on pseudo-topological vector spaces.
Vladimir Averbuch
doaj   +1 more source

تمثیل الدوال القیاسیة المستمرة بواسطة مجهر

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2010
، و 12°G">  الشبح لبیانها 12G">  ، نفرض انه توجد نقطة قیاسیة 12X0∈R">   وفترة 12I0">  حول 12X0">  بحیث أن : لکل 12 X∈I0"> ، 12X,FX">  محدودة یؤدی إلى 12X≃X0">  . (i) بالإضافة إلى ذلک إذا وجدت نقطتان محدودتان 12X1">  ، 12X2">   فی 12I0">
Tahir H. Ismail, Hind Y. Saleh
doaj   +1 more source

Smooth Twin Parametric Insensitive Support Vector Regression [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2022
As one of the machine learning methods, twin parametric insensitive support vector regression (TPISVR) had a simple mathematical model and good learning performance.
HUANG Huajuan, WEI Xiuxi, ZHOU Yongquan
doaj   +1 more source

On a conjecture of Král concerning the subharmonic extension of continuously differentiable functions [PDF]

open access: yesMathematica Bohemica, 2020
This note verifies a conjecture of Král, that a continuously differentiable function, which is subharmonic outside its critical set, is subharmonic everywhere.
Stephen J. Gardiner, Tomas Sjödin
doaj   +1 more source

A Novel Robust State Estimator Based on Rectangular Pulse Function

open access: yesIEEE Access, 2019
In this paper, a novel robust state estimator (RSE) based on rectangular pulse function (RPF) is proposed considering the uncertainty in the measurements, leading an ideal RPF estimator. The goal of the proposed ideal RPF estimator is to find an estimate
Yanbo Chen   +6 more
doaj   +1 more source

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