Results 111 to 120 of about 130,230 (316)

The Interplay Between Emotion Dysregulation and Repetitive Thoughts in Insomnia Disorder: The Impact of Worry, Rumination and REM Sleep Instability

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT While previous research has identified emotional dysregulation and repetitive thinking as contributors to insomnia, the interplay between these factors remains unclear. Building upon data previously collected in our laboratory, this exploratory study extends prior findings by examining the mediating role of rumination, worry and rapid eye ...
Samantha Mombelli   +6 more
wiley   +1 more source

INTEGRAL RIEMANN-LEBESGUE

open access: yesDelta-Pi: Jurnal Matematika dan Pendidikan Matematika, 2016
In this paper, we discuss a Riemann-type integrals, we called RL-integral. Then, we will construct the RL-integral on [a,b] by studying some basic properties of RL-integrable functions, the characteristics of RL-primitive, the relation between the RL-integral and the Henstock Integral, and some convergence theorems for RL-Integral.
openaire   +1 more source

Cointegrating Polynomial Regressions With Power Law Trends

open access: yesJournal of Time Series Analysis, EarlyView.
ABSTRACT The common practice in cointegrating polynomial regressions (CPRs) often confines nonlinearities in the variable of interest to stochastic trends, thereby overlooking the possibility that they may be caused by deterministic components. As an extension, we propose univariate and multivariate CPRs that incorporate power law deterministic trends.
Yicong Lin, Hanno Reuvers
wiley   +1 more source

Change Point Analysis for Functional Data Using Empirical Characteristic Functionals

open access: yesJournal of Time Series Analysis, EarlyView.
ABSTRACT We develop a new method to detect change points in the distribution of functional data based on integrated CUSUM processes of empirical characteristic functionals. Asymptotic results are presented under conditions allowing for low‐order moments and serial dependence in the data establishing the limiting null‐distribution of the proposed test ...
Lajos Horváth   +2 more
wiley   +1 more source

Beyond Bandung and Belgrade: Damodar Dharmananda Kosambi, A Forgotten Indian Voice for World Peace

open access: yesPeace &Change, EarlyView.
ABSTRACT Dr. Damodar Dharmananda Kosambi (1907–1966) was an Indian polymath best known for his intellectual contributions in a dizzyingly wide range of fields: mathematics, statistics, genetics, numismatics, history, and literature. His enduring reputation seems to have been posthumously sealed as the father of Marxist historiography in India. What has
Suchintan Das
wiley   +1 more source

Equivariant toric geometry and Euler–Maclaurin formulae

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 3, Page 451-557, March 2026.
Abstract We first investigate torus‐equivariant motivic characteristic classes of toric varieties, and then apply them via the equivariant Riemann–Roch formalism to prove very general Euler–Maclaurin‐type formulae for full‐dimensional simple lattice polytopes.
Sylvain E. Cappell   +3 more
wiley   +1 more source

Can Flash Flood Risk Index Be an Early Warning Signal of Flash Floods in Ungauged Basin?

open access: yesJournal of Flood Risk Management, Volume 19, Issue 1, March 2026.
ABSTRACT Flash flooding is amongst the most severe natural hazards, causing widespread socioeconomic impacts across both wet regions and drylands. In ungauged mountainous basins, effective risk warning based on hydrodynamic modelling is challenging due to sparse hydrological observations and complex terrain.
Kaihua Guo, Mingfu Guan, Jie Yin
wiley   +1 more source

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