Results 21 to 30 of about 11,946 (250)

The effect of GeoGebra on STEM students learning trigonometric functions

open access: yesCogent Education, 2022
This study explores the effectiveness of the GeoGebra on Grade 12 students’ success in making associations between the representations of trigonometric functions and the interpretation of graphs.
Tola Bekene Bedada, France Machaba
doaj   +1 more source

Modeling by Trigonometric Functions [PDF]

open access: yes, 2022
Matematičko je modeliranje proces razvoja matematičkog modela, a matematički je model opis nekog sustava ili pojave matematičkim jezikom. Matematičkim modelima možemo opisati pojave iz svakodnevnog života kao i predvidjeti njihovo buduće ponašanje.
Devčić, Katarina
core  

Applications of neutrosophic complex numbers in triangles [PDF]

open access: yesNeutrosophic Sets and Systems, 2023
It may be difficult for researchers to memorize or remember the trigonometric ratios of any neutrosophic angle, and this is what prompted us to activate the role of the neutrosophic complex numbers for that.
Yaser Ahmad Alhasan   +2 more
doaj   +1 more source

Trigonometric words ranking model for spam message classification

open access: yesIET Networks, EarlyView., 2022
Abstract The significant increase in the volume of fake (spam) messages has led to an urgent need to develop and implement a robust anti‐spam method. Several of the current anti‐spam systems depend mainly on the word order of the message in determining the spam message, which results in the system's inability to predict the correct type of message when
Suha Mohammed Hadi   +7 more
wiley   +1 more source

On generalized trigonometric functions and series of rational functions [PDF]

open access: yes, 2017
Here we introduce a way to construct generalized trigonometric functions associated with any complex polynomials. The well known trigonometric functions can be seen to be associated with polynomial x2 - 1 .
Han Yu, Yu, Han
core   +1 more source

Trigonometric functions in the secondary school

open access: yesLietuvos Matematikos Rinkinys, 2009
In the school mathematics trigonometric functions for acute angle and obtuse angle are defined differently. The common definitions of trigonometric functions for the both cases in the paper are proposed.
Petras Vaškas
doaj   +1 more source

A Few Finite Trigonometric Sums

open access: yesMathematics, 2017
Finite trigonometric sums occur in various branches of physics, mathematics, and their applications. These sums may contain various powers of one or more trigonometric functions. Sums with one trigonometric function are known; however, sums with products
Chandan Datta, Pankaj Agrawal
doaj   +1 more source

The neutrosophic integrals and integration methods [PDF]

open access: yesNeutrosophic Sets and Systems, 2021
The purpose of this article is to study the neutrosophic integrals and integration methods, Where the method of integration by substitution is defined, and theorems have been proven useful for facilitating the calculation of integration for some ...
Yaser Ahmad Alhasan
doaj   +1 more source

THREE-VARIABLE ALTERNATING TRIGONOMETRIC FUNCTIONS AND CORRESPONDING FOURIER TRANSFORMS

open access: yesActa Polytechnica, 2016
The common trigonometric functions admit generalizations to any higher dimension, the symmetric, antisymmetric and alternating ones. In this paper, we restrict ourselves to three dimensional generalization only, focusing on alternating case in detail ...
Agata Bezubik, Severin Pošta
doaj   +1 more source

Characteristics of linear and nonlinear approximation of isotropic classes of periodic multivariate functions

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2023
Exact order estimates for some characteristics of linear and nonlinear approximation of the isotropic Nikol'skii-Besov classes $\mathbf{B}^r_{p,\theta}$ of periodic multivariate functions in the spaces $B_{q,1}$, $1\leq q \leq \infty$, are obtained ...
A.S. Romanyuk   +3 more
doaj   +1 more source

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