Results 161 to 170 of about 19,319 (303)

Strong External Difference Families and Classification of α $\alpha $‐Valuations

open access: yesJournal of Combinatorial Designs, EarlyView.
ABSTRACT One method of constructing (a2+1,2,a,1) $({a}^{2}+1,2,a,1)$‐SEDFs (i.e., strong external difference families) in Za2+1 ${{\mathbb{Z}}}_{{a}^{2}+1}$ makes use of α $\alpha $‐valuations of complete bipartite graphs Ka,a ${K}_{a,a}$. We explore this approach and we provide a classification theorem which shows that all such α $\alpha $‐valuations ...
Donald L. Kreher   +2 more
wiley   +1 more source

Who Knows Best What the Next Year Will Hold for You? The Validity of Direct and Personality‐based Predictions of Future Life Experiences Across Different Perceivers

open access: yesEuropean Journal of Personality, EarlyView., 2020
Abstract This study explored the validity of person judgements by targets and their acquaintances (‘informants’) in longitudinally predicting a broad range of psychologically meaningful life experiences. Judgements were gathered from four sources (targets, N = 189; and three types of informants, N = 1352), and their relative predictive validity was ...
Nele M. Wessels   +3 more
wiley   +1 more source

On the mean and variance of planar displacements. [PDF]

open access: yesInt J Mech Robot Syst, 2023
Ge QJ, Yu Z, Arbab M, Langer MP.
europepmc   +1 more source

Explicit isomorphisms of quaternion algebras over quadratic global fields [PDF]

open access: hybrid, 2022
Tímea Csahók   +3 more
openalex   +1 more source

Enumeration and Construction of Row‐Column Designs

open access: yesJournal of Combinatorial Designs, EarlyView.
ABSTRACT We computationally completely enumerate a number of types of row‐column designs up to isotopism, including double, sesqui, and triple arrays as known from the literature, and two newly introduced types that we call mono arrays and AO‐arrays. We calculate autotopism group sizes for the designs we generate.
Gerold Jäger   +3 more
wiley   +1 more source

Horizontally Affine Functions on Step-2 Carnot Algebras. [PDF]

open access: yesJ Geom Anal, 2023
Le Donne E, Morbidelli D, Rigot S.
europepmc   +1 more source

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