Results 61 to 70 of about 1,294 (213)

What Are Asset Price Bubbles? A Survey on Definitions of Financial Bubbles

open access: yesJournal of Economic Surveys, EarlyView.
ABSTRACT Financial bubbles and crashes have repeatedly caused economic turmoil notably but not just during the 2008 financial crisis. However, both in the popular press as well as scientific publications, the meaning of bubble is sometimes unspecified.
Michael Heinrich Baumann   +1 more
wiley   +1 more source

Tackling High Dimensionality in QSP: Guiding Model Order Reduction With Index Analysis

open access: yesCPT: Pharmacometrics &Systems Pharmacology, Volume 15, Issue 2, February 2026.
ABSTRACT Quantitative systems pharmacology (QSP) models offer a useful platform to integrate drug pharmacology with knowledge about biological mechanisms across multiple scales and data sources into a unified quantitative framework. This makes them invaluable to address many relevant questions in drug research and development.
Johannes Tillil   +2 more
wiley   +1 more source

A Localized Version of the Dual‐Primal Finite Element Tearing and Interconnecting Method for the Partitioned Analysis of Heterogeneous Structural Systems

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 2, 30 January 2026.
ABSTRACT FETI‐DP is a mature domain decomposition algorithm that has been successfully applied to different problems, demonstrating impressive performance. To be effective, the algorithm needs to be equipped with different technicalities that somewhat complicate its implementation.
José A. González   +4 more
wiley   +1 more source

On Multilevel Energy‐Based Fragmentation Methods

open access: yesInternational Journal of Quantum Chemistry, Volume 126, Issue 3, January 30, 2026.
We investigate the working equations of energy‐based fragmentation methods and present ML‐SUPANOVA, a Möbius‐inversion‐based multilevel fragmentation scheme that enables adaptive, quasi‐optimal truncations to efficiently approximate Born‐Oppenheimer potentials across hierarchies of electronic‐structure methods and basis sets.
James Barker   +2 more
wiley   +1 more source

Canonical forms of oriented matroids

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 1, January 2026.
Abstract Positive geometries are semialgebraic sets equipped with a canonical differential form whose residues mirror the boundary structure of the geometry. Every full‐dimensional projective polytope is a positive geometry. Motivated by the canonical forms of polytopes, we construct a canonical form for any tope of an oriented matroid inside the Orlik–
Christopher Eur, Thomas Lam
wiley   +1 more source

Single IGBT Open‐Circuit Fault Mitigation in Cascaded Converters Using Zero‐Mode Control and Half‐Wave Reconfiguration Composite Control

open access: yesEnergy Science &Engineering, Volume 13, Issue 12, Page 6497-6511, December 2025.
STEP1:Analyze the differential characteristics of four IGBT open‐circuit faults in the H‐bridge module. STEP2:Analyze the impact of different IGBT faults on PWM voltage within a switching cycle. STEP3:Establish a hierarchical and collaborative fault‐tolerant control system: The zero‐mode control strategy dynamically switches modes according to the ...
Lei Dong   +6 more
wiley   +1 more source

Criterion for the cosemanticness of the Abelian groups in the enriched signature

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2018
In the present paper we give a criterion of the cosemanticness relative to the Jonsson spectrum of the model in the class of Abelian groups with a distinguished predicate.
A.R. Yeshkeyev   +2 more
doaj   +1 more source

Semisimple Completely Distributive Lattices are Boolean Algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 1978
Semisimple completely distributive lattices are Boolean algebras.
openaire   +1 more source

Internal and External Sources of Nonprofit Innovativeness: A Configurational Approach

open access: yesNonprofit Management and Leadership, Volume 36, Issue 2, Page 257-270, Winter 2025.
ABSTRACT Using a configurational approach, this research explores how the complex interrelationships among four organizational factors—board size, board involvement, centralization, and government funding—influence organizational innovation. Based on survey and archival data from 44 U.S.
Jiawei Sophia Fu   +2 more
wiley   +1 more source

Derivation of the Complete Sum of a Switching Function with the Aid of the Variable-entered Karnaugh Map

open access: yesJournal of King Saud University: Engineering Sciences, 2001
The complete sum (CS) of a switching function f is defined as a sum-of-products formula whose products constitute all, and nothing but, the prime implicants of f It has many useful applications including the simplification and minimization of switching ...
Ali M. Rushdi, [PN1], Husain A. Al-Yahya
doaj   +1 more source

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