Results 11 to 20 of about 188,002 (210)

Large studies reveal how reference bias limits policy applications of self-report measures

open access: yesScientific Reports, 2022
There is growing policy interest in identifying contexts that cultivate self-regulation. Doing so often entails comparing groups of individuals (e.g., from different schools).
Benjamin Lira   +9 more
doaj   +1 more source

S@M, a Mathematica Implementation of the Spinor-Helicity Formalism [PDF]

open access: yes, 2007
In this paper we present the package S@M (Spinors@Mathematica) which implements the spinor-helicity formalism in Mathematica. The package allows the use of complex-spinor algebra along with the multi-purpose features of Mathematica.
Anastasiou   +138 more
core   +1 more source

Series and parallel pipelines system solutions using Regula Falsi method scripted in Mathematica [PDF]

open access: yesJournal of Applied Research in Water and Wastewater, 2019
Friction factor is an important hydraulic parameter for design of pipeline systems. There are several formulations for calculating the friction factor, among which Colebrook–White equation is the most accurate and repute formula.
Majid Rahimpour, Mohamad Reza Madadi
doaj   +1 more source

Bridging symbolic computation and economics: a dynamic and interactive tool to analyze the price elasticity of supply [PDF]

open access: yes, 2019
It is not possible to achieve the objectives and skills of a program in economics, at the secondary and undergraduate levels, without resorting to graphic illustrations.
Conceição   +6 more
core   +1 more source

A Mathematica Interface for FormCalc-generated Code [PDF]

open access: yes, 2006
This note describes a Mathematica interface for Fortran code generated by FormCalc. The interfacing code is set up automatically so that only minuscule changes in the driver files are required.
Hahn, Hahn, Hahn, Hahn, T. Hahn
core   +2 more sources

Methods for Accounting for Co-Teaching in Value-Added Models

open access: yesStatistics and Public Policy, 2017
As states and districts incorporate value-added estimates into multiple-measures systems of teacher evaluation, it has become increasingly important to understand how to model value added when the same student is taught the same subject by multiple ...
Heinrich Hock, Eric Isenberg
doaj   +1 more source

ANÁLISIS DE LOS MÉTODOS NUMÉRICOS EN ECUACIONES DIFERENCIALES ORDINARIAS UTILIZANDO MATHEMATICA

open access: yesRevista Ingeniería, Matemáticas y Ciencias de la Información, 2020
In this research, the main objective is to perform the comparative analysis of numerical methods (Explicit Euler, RungeKutta 4 and LocallyExact) for the resolution of differential equations. To fulfill the purpose of this study, the system ofdifferential
JAIME SEGARRA-ESCANDÓN
doaj   +1 more source

Can results-based prizes to private sector incentivize technology adoption by farmers? Evidence from the AgResults Nigeria project that uses prizes to incentivize adoption of AflasafeTM

open access: yesAgriculture & Food Security, 2022
Background The AgResults initiative tests the efficacy of results-based prizes to scale-up smallholder technology adoption. In Nigeria the project awarded a $18.75/ton prize for private sector actors who aggregated maize from smallholders that was ...
Tulika A. Narayan, Judy Geyer
doaj   +1 more source

Using Free Mathematical Software in Engineering Classes

open access: yesAxioms, 2021
There are many computational applications and engines used in mathematics, with some of the best-known arguably being Maple, Mathematica, MATLAB, and Mathcad.
Víctor Gayoso Martínez   +3 more
doaj   +1 more source

Incidence of intraoperative hypotension during non-cardiac surgery in community anesthesia practice: a retrospective observational analysis

open access: yesPerioperative Medicine, 2023
Background Intraoperative hypotension (IOH) is well-described in the academic setting but not in community practice. IOH is associated with risk of postoperative morbidity and mortality.
Wael Saasouh   +7 more
doaj   +1 more source

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