Results 21 to 30 of about 35,940 (238)

Inequalities between the inverse hyperbolic tangent and the inverse sine and the analogue for corresponding functions

open access: yesJournal of Inequalities and Applications, 2019
In this paper, we obtain some new inequalities which reveal the further relationship between the inverse tangent function arctanx and the inverse hyperbolic sine function sinh−1 x. At the same time, we give the analogue for inverse hyperbolic tangent and
Ling Zhu, Branko Malešević
doaj   +1 more source

Arithmetic Optimization Algorithm Based on Cauchy Mutation Trigonometric Function Search to Solve Combined Economic Emission Dispatch Problem

open access: yesIEEE Access, 2023
Nowadays, problems such as greenhouse effect and air pollution become increasingly prominent. The power generation process should pay attention to the fuel cost and reduce the pollution to the environment.
Yun-Peng Li   +2 more
doaj   +1 more source

Very High Accuracy Hyperbolic Tangent Function Implementation in FPGAs

open access: yesIEEE Access, 2023
The paper presents in detail a relatively simple implementation method of the hyperbolic tangent function, particularly targeted for FPGAs. The research goal of the proposed method was to examine the usage of the approximation of ordinary or Chebyshev ...
Zbigniew Hajduk, Grzegorz Rafal Dec
doaj   +1 more source

Necessary and sufficient conditions for the two parameter generalized Wilker-type inequalities

open access: yesJournal of Inequalities and Applications, 2016
In the article, we provide the necessary and sufficient conditions for the parameters α and β such that the generalized Wilker-type inequality 2 β α + 2 β ( sin x x ) α + α α + 2 β ( tan x x ) β − 1 > ( < ) 0 $$ \frac{2\beta}{\alpha+2\beta} \biggl(\frac{\
Hui Sun, Zhen-Hang Yang, Yu-Ming Chu
doaj   +1 more source

Tangent functional connectomes uncover more unique phenotypic traits

open access: yesiScience, 2023
31 pages, 10 figures, 2 ...
Abbas, Kausar   +11 more
openaire   +5 more sources

Tangent spaces of rational matrix functions

open access: yesLinear Algebra and its Applications, 1998
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Helmke, U., Fuhrmann, P.A.
openaire   +3 more sources

Unification of all hyperbolic tangent function methods

open access: yesOpen Physics, 2016
Over the last twenty years, several “different” hyperbolic tangent function methods have been proposed to search solutions for nonlinear partial differential equations (NPDEs).
Gözükızıl Ömer Faruk   +2 more
doaj   +1 more source

Dynamic Neural Network Model Design for Solar Radiation Forecast

open access: yesLontar Komputer, 2022
Sunlight is an energy source that is a gift from God and is a source of life for living things, including humans as caliphs on earth. Judging from its impact, solar radiation is an environmental parameter that has positive and negative effects on human ...
Syamsul Bahri   +2 more
doaj   +1 more source

A New Wavelet Thresholding Function Based on Hyperbolic Tangent Function

open access: yesMathematical Problems in Engineering, 2015
Thresholding function is an important part of the wavelet threshold denoising method, which can influence the signal denoising effect significantly. However, some defects are present in the existing methods, such as function discontinuity, fixed bias, and parameters determined by trial and error.
Can He   +4 more
openaire   +2 more sources

A Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Block Diagram of the Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller. ABSTRACT This article introduces a discrete‐time robust adaptive one‐sample‐ahead preview super‐twisting sliding mode controller. A stability analysis of the controller by Lyapunov criteria is developed to demonstrate its robustness in handling both ...
Guilherme Vieira Hollweg   +5 more
wiley   +1 more source

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