Results 11 to 20 of about 11,653,744 (332)

Students’ Visual Reasoning Ability in Solving Quadratic Function in Terms of Learning Style

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2023
Visual reasoning plays an important role in problem-solving and the success of the student’s learning mathematics. This study aims to reveal the students’ visual reasoning ability in solving quadratic function problems in terms of activist, reflector ...
Masduki Masduki   +2 more
doaj   +1 more source

Secondary Students' Reasoning about Covarying Quantities in Quadratic Function Problems

open access: yesJournal of Educational Research in Mathematics, 2020
The purpose of this study is to investigate how two 7th grade students with different concepts of ratio reason about change in covarying quantities in quadratic function problems and how these differences affect the process of expressing algebraic ...
Jin Ah Lee, Soo Jin Lee
doaj   +1 more source

Improved Stability Criteria for Delayed Neural Networks Using a Quadratic Function Negative-Definiteness Approach

open access: yesIEEE Transactions on Neural Networks and Learning Systems, 2020
This brief is concerned with the stability of a neural network with a time-varying delay using the quadratic function negative-definiteness approach reported recently.
Jun Chen   +3 more
semanticscholar   +1 more source

Design and Validation of a Test for the Types of Mathematical Problems Associated with Reading Comprehension

open access: yesEducation Sciences, 2022
Being able to understand a written text is an essential life skill, as is solving a problem, which configures a bidirectional relationship between both skills. With regard to reading comprehension, at least three specific levels are required to achieve a
Verónica Díaz
doaj   +1 more source

Quadratic parameter homotopy function for solving polynomial equations [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2021
Homotopy function is used in conjunction with homotopy continuation methods (HCM) and a classical numerical method to approximate the roots of nonlinear algebraic equations, particularly in solving polynomial equations.
Hafizudin Mohamad Nor   +1 more
doaj   +1 more source

Control Barrier Function Based Quadratic Programs for Safety Critical Systems [PDF]

open access: yesIEEE Transactions on Automatic Control, 2016
Safety critical systems involve the tight coupling between potentially conflicting control objectives and safety constraints. As a means of creating a formal framework for controlling systems of this form, and with a view toward automotive applications ...
A. Ames   +3 more
semanticscholar   +1 more source

The Process of Constructing Speed-time Function from Distance-Time Function y=2χ by Students Using Different Reasoning Methods for Continuous Change

open access: yesJournal of Educational Research in Mathematics, 2021
This study investigates the way students perceive and express change in an exponential situation with different reasoning methods for continuous change - for example, students, who use chunky reasoning, construct a new function representing the change of
Donggun Lee
doaj   +1 more source

Quadratic Function Chaotic System and its Application on Digital Image Encryption

open access: yesIEEE Access, 2020
To obtain chaotic systems with good properties to help chaos based image encryption, this paper first study the condition under which quadratic functions can be used as pseudo-random sequence generator.
Hongfeng Guo   +4 more
semanticscholar   +1 more source

Nitrogen application improved the growth and yield performance of sweetpotato (lpomoea batatas (L.) Lam.)

open access: yesAnnals of Tropical Research, 2020
Nitrogen is one of the most critical nutrients affecting sweetpotato yield. This study was conducted to 1) evaluate the growth and yield response of sweetpotato NSIC SP 33 to different levels of N; and 2) determine the relationship between N level and ...
Flore-Anne C. Relente, Luz G. Asio
doaj   +1 more source

Solving Problem Types Contextualized to the Quadratic Function and Error Analysis: A Case Study

open access: yesEurasia Journal of Mathematics, Science and Technology Education, 2020
The article aims to determine the academic performance and errors in the resolution of types of problems of application of the quadratic function, of high school students from the Los Lagos Region and Los Rios Region in Chile. The approach is qualitative
V. Díaz, María Aravena, George Fores
semanticscholar   +1 more source

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