Results 31 to 40 of about 1,226 (146)

Substance use and sexual orientation among adolescents: Differences by age group and sex in the 2023 National Survey of Drug Use and Health

open access: yesThe American Journal on Addictions, Volume 35, Issue 3, Page 396-403, May 2026.
Abstract Background and Objectives Adolescent substance use is a critical public health concern with significant long‐term consequences, yet research on disparities by sexual orientation remains limited. Despite the unique stressors faced by sexual minority youth—particularly bisexual individuals—that increase their risk for substance use, most studies
Timothy J. Grigsby   +5 more
wiley   +1 more source

A Contextual Accuracy Dominance Argument for Probabilism

open access: yesPhilosophy and Phenomenological Research, Volume 112, Issue 3, Page 594-607, May 2026.
ABSTRACT A central motivation for Probabilism—the principle of rationality that requires one to have credences that satisfy the axioms of probability—is the accuracy dominance argument: one should not have accuracy dominated credences, and one avoids accuracy dominance just in case one satisfies Probabilism.
Mikayla Kelley
wiley   +1 more source

Adult Advisor Efficacy to Support LGBTQ+ Youth as a Predictor of LGBTQ+ Youth's Experiences in Gender‐Sexuality Alliances (GSAs) and at School

open access: yesJournal of Adolescence, Volume 98, Issue 3, Page 965-977, April 2026.
ABSTRACT Introduction Many LGBTQ+ youth seek support from adults at school, which can include advisors of Gender‐Sexuality Alliances (GSAs; clubs affirming LGBTQ+ youth). Little research has considered how efficacious advisors feel to support LGBTQ+ GSA members, or how advisors' efficacy contributes to LGBTQ+ youth's school experiences.
V. Paul Poteat   +5 more
wiley   +1 more source

A primordial, mathematical, logical and computable, demonstration (proof) of the family of conjectures known as Goldbach´s [PDF]

open access: yes, 2017
licencia de Creative Commons Reconocimiento-NoComercial-SinObraDerivada 4.0 Internacional.In this document, by means of a novel system model and first order topological, algebraic and geometrical free-­‐context formal language (NT ...
Noheda Marín, Pedro   +1 more
core  

Is Religious Coping a Protective Factor, and for Whom? A Moderation and Subgroup Analysis on Loneliness and Suicide Attempts Among LGBTQ+ Adults Raised as Latter‐Day Saints

open access: yesSuicide and Life-Threatening Behavior, Volume 56, Issue 2, April 2026.
ABSTRACT Introduction LGBTQ+ adults face elevated rates of loneliness and suicide attempts, yet little research has examined whether religious coping—a protective factor for people generally—effectively mitigates these risks for LGBTQ+ adults raised in theologically conservative, cis/heteronormative religious traditions.
Seungju Kim   +3 more
wiley   +1 more source

Arithmetic progressions at the Journal of the LMS

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 3, March 2026.
Abstract We discuss the papers P. Erdős and P. Turán, On some sequences of integers, J. London Math. Soc. (1) 11 (1936), 261–264 and K. F. Roth, On certain sets of integers, J. London Math. Soc. (1) 28 (1953), 104–109, both foundational papers in the study of arithmetic progressions in sets of integers, and their subsequent influence.
Ben Green
wiley   +1 more source

Excel and the Goldbach Comet

open access: yesSpreadsheets in Education, 2007
This article shows ways in which Excel can be used to explore the Goldbach Conjecture. We first show an elementary approach in which the Goldbach Comet is constructed by means of a table of values.
John Baker
doaj  

Diophantine tuples and product sets in shifted powers

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 3, March 2026.
Abstract Let k⩾2$k\geqslant 2$ and n≠0$n\ne 0$. A Diophantine tuple with property Dk(n)$D_k(n)$ is a set of positive integers A$A$ such that ab+n$ab+n$ is a k$k$th power for all a,b∈A$a,b\in A$ with a≠b$a\ne b$. Such generalizations of classical Diophantine tuples have been studied extensively.
Ernie Croot, Chi Hoi Yip
wiley   +1 more source

Interpersonal Contributors to Depression in Sexual Minority Adolescents: An Examination of Exposure to Acute Stressors and Neural Reactivity to Interpersonal Emotional Images

open access: yesDevelopmental Psychobiology, Volume 68, Issue 1, January 2026.
ABSTRACT Sexual minority (SM) adolescents are at a higher risk of depression compared to their heterosexual peers, indicating a need for multimethod research to identify risk and resilience factors for SM youth. In a sample of 165 adolescents who completed an interview‐based acute stress exposure assessment and an interpersonal emotional images task to
Yinru Long   +6 more
wiley   +1 more source

HR: A System for Machine Discovery in Finite Algebras [PDF]

open access: yes, 1998
We describe the HR concept formation program which invents mathematical definitions and conjectures in finite algebras such as group theory and ring theory.
Bundy, Alan, Colton, S., Walsh, T.
core   +1 more source

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