Results 31 to 40 of about 7,772,771 (267)

Validation of Prediction Equations of the Egg Characteristics in Laying Hens [PDF]

open access: yesPoultry Science Journal, 2022
Poultry researchers have used mathematical models to explain some laying bird responses. There are many equations of the egg characteristics, but their validity has not yet been confirmed.
Jhonatan Inca   +2 more
doaj   +1 more source

Unsteady convection flow and heat transfer over a vertical stretching surface. [PDF]

open access: yesPLoS ONE, 2014
This paper investigates the effect of thermal radiation on unsteady convection flow and heat transfer over a vertical permeable stretching surface in porous medium, where the effects of temperature dependent viscosity and thermal conductivity are also ...
Wenli Cai, Ning Su, Xiangdong Liu
doaj   +1 more source

Numerical Solution of the Absolute Value Equations Using Two Matrix Splitting Fixed Point Iteration Methods

open access: yesJournal of Function Spaces, 2022
The absolute value equations (AVEs) are significant nonlinear and non-differentiable problems that arise in the optimization community. In this article, we provide two new iteration methods for determining AVEs.
Rashid Ali   +3 more
doaj   +1 more source

Implementing Class Wide Peer Tutoring to Enhance Students' Mathematical Reasoning Ability in Understanding Absolute Value Equations and Inequalities

open access: yesJournal of Medives: Journal of Mathematics Education IKIP Veteran Semarang, 2021
This article aims to determine the effectiveness of Class Wide Peer Tutoring (CWPT) implementation to improve students' mathematical reasoning abilities. This research is experimental research with a mixed-method approach.
Ega Gradini   +3 more
doaj   +1 more source

Modified HS conjugate gradient method for solving generalized absolute value equations

open access: yesJournal of Inequalities and Applications, 2019
We investigate a kind of generalized equations involving absolute values of variables as |A|x−|B||x|=b $|A|x-|B||x|=b$, where A∈Rn×n $A \in R^{n\times n}$ is a symmetric matrix, B∈Rn×n $B \in R^{n\times n}$ is a diagonal matrix, and b∈Rn $b\in R^{n}$.
Ya Li, Shouqiang Du
doaj   +1 more source

Bone Mineral Density After Contemporary Treatment for Acute Lymphoblastic Leukaemia: A Matched Cross‐Sectional Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Reduced bone mineral density (BMD) has been reported in survivors of childhood and young adult acute lymphoblastic leukaemia (ALL); however, data from cohorts treated with contemporary protocols and including matched controls remain limited.
Karen Schow Jensen   +10 more
wiley   +1 more source

Absolute Value Equation Solution via Dual Complementarity [PDF]

open access: yes, 2011
By utilizing a dual complementarity condition, we propose an iterative method for solving the NPhard absolute value equation (AVE): Ax?|x| = b, where A is an n n square matrix.
Mangasarian, Olvi
core  

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

DETERMINATION OF THE ROTATION MEASURE VALUE SIGN WHEN RECEIVING A SINGLE LINEAR POLARIZATION OF THE PULSAR RADIO EMISSION [PDF]

open access: yesRadio Physics and Radio Astronomy, 2020
Purpose: The studies of pulsars allow enriching our knowledge in determination of parameters of both the exotic electron-positron plasma in the pulsar magnetosphere with strong magnetic field and the ordinary ion-electron plasma of the interstellar ...
O. M. Ulyanov   +2 more
doaj   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

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