Showing 201 - 220 results of 431 for search '"calculus"', query time: 0.04s Refine Results
  1. 201

    Some remarks on the links between the VIR and Gompertz diffusion models and the links between the CIR and Rayleigh diffusion models by Abdenbi El Azri, Ahmed Nafidi

    Published 2023-12-01
    “…These links focus on elementary stochastic calculus and Itô’s calculus. Firstly, we prove that the square root of the CIR model is a SRDP. …”
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    Article
  2. 202

    On nonlinear fractional Hahn integrodifference equations via nonlocal fractional Hahn integral boundary conditions by Nichaphat Patanarapeelert, Jiraporn Reunsumrit, Thanin Sitthiwirattham

    Published 2024-12-01
    “…All authors Fractional Hahn differences and fractional Hahn integrals have various applications in fields where discrete fractional calculus plays a significant role, such as in discrete biological modeling and signal processing to handle systems with memory effects. …”
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    Article
  3. 203

    On Discrete Fractional Integral Inequalities for a Class of Functions by Saima Rashid, Hijaz Ahmad, Aasma Khalid, Yu-Ming Chu

    Published 2020-01-01
    “…Discrete fractional calculus ℱC is proposed to depict neural systems with memory impacts. …”
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    Article
  4. 204

    Assessing the global dynamics of Nipah infection under vaccination and treatment: A novel computational modeling approach. by Fang Yu, Muhammad Younas Khan, Muhammad Bilal Riaz, Saif Ullah, Muhammad Farooq

    Published 2025-01-01
    “…In biology and life sciences, fractal theory and fractional calculus have significant applications in simulating and understanding complex problems. …”
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    Article
  5. 205

    An Intelligent Crow Search Optimization and Bi-GRU for Forest Fire Detection System Using Internet of Things by Syed Abdul Moeed, Bellam Surendra Babu, M. Sreevani, B. V. Devendra Rao, R. Raja Kumar and Gouse Baig Mohammed

    Published 2024-12-01
    “…Crow Search Optimization (CSO) and fractional calculus are used to create an optimal solution in the proposed crow search fractional calculus optimization (CSFCO) algorithm for deep learning. …”
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    Article
  6. 206

    Accuracy-Improved Fault Diagnosis Method for Rolling Bearing Based on Enhanced ESGMD-CC and BA-ELM Model by Wei Yuan, Fuzheng Liu, Hongbin Gu, Fei Miao, Faye Zhang, Mingshun Jiang

    Published 2024-01-01
    “…In order to increase the accuracy of fault diagnosis, it proposes a new fault diagnosis method based on enhanced Symplectic geometry mode decomposition with cosine difference factor and calculus operator (ESGMD-CC) and bat algorithm (BA) optimized extreme learning machine (ELM). …”
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    Article
  7. 207

    Estimation of Integral Inequalities Using the Generalized Fractional Derivative Operator in the Hilfer Sense by Saima Rashid, Rehana Ashraf, Kottakkaran Sooppy Nisar, Thabet Abdeljawad

    Published 2020-01-01
    “…With the great progress of fractional calculus, integral inequalities have been greatly enriched by fractional operators; users and researchers have formed a real-world phenomenon in the production of the evaluation process, which results in convexity. …”
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    Article
  8. 208

    Primary mucinous adenocarcinoma of the ureter and renal pelvis: A case report by Aparna A. N. Namshiker, Amala J. Kudchadker, R. G. Wiseman Pinto

    Published 2024-12-01
    “…Thus, a diagnosis of mucinous adenocarcinoma of the ureter and renal pelvis with intestinal metaplasia and dysplasia that occurred in association with a large staghorn calculus was made.…”
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    Article
  9. 209

    Fractional-Order Modeling and Analysis of a Variable Structure Hybrid Energy Storage System for EVs by Jianlin Wang, Dan Xu, Jiahui Zhou, Jinlu Mao

    Published 2020-01-01
    “…Fortunately, the theory of fractional calculus can help build accurate mathematical models of hybrid energy storage systems. …”
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    Article
  10. 210

    Integral HOMFLY-PT and sl(𝑛)-Link Homology by Daniel Krasner

    Published 2010-01-01
    “…Using the diagrammatic calculus for Soergel bimodules, developed by Elias and Khovanov, as well as Rasmussen's spectral sequence, we construct an integral version of HOMFLY-PT and sl(𝑛)-link homology.…”
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    Article
  11. 211

    Stability and Stabilizing of Fractional Complex Lorenz Systems by Rabha W. Ibrahim

    Published 2013-01-01
    “…We study the stability and stabilization of complex fractional Lorenz system. The fractional calculus are taken in sense of the Caputo derivatives. …”
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    Article
  12. 212

    Generalizations of Hölder’s and Some Related Integral Inequalities on Fractal Space by Guang-Sheng Chen

    Published 2013-01-01
    “…Based on the local fractional calculus, we establish some new generalizations of Hölder’s inequality. …”
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    Article
  13. 213

    Cohomology of the variational complex in the class of exterior forms of finite jet order by Gennadi Sardanashvily

    Published 2002-01-01
    “…In particular, this provides a solution of the global inverse problem of the calculus of variations of finite order on fiber bundles.…”
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    Article
  14. 214

    Analysis of Differentiation and Its Application. by Kirabo, Flavia

    Published 2024
    “…The purpose of this project was to analyze operational principles of differentiation in calculus and problems faced by mathematicians and scientists.…”
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    Thesis
  15. 215

    Periodontal disease status and treatment need among a Kurdish population in Sulaimani - Iraq as assessed by CPITN index by Sarhang Sarwat Gul

    Published 2021-07-01
    “…The mean PI and BI were 0.64±24 and 0.39±0.28, respectively. Calculus was the most prevalent highest score amongst examined subjects (62.2%), followed by shallow pocket (22.2%) and bleeding (9%). …”
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    Article
  16. 216

    Ureteral Dilatation with No Apparent Cause on Intravenous Urography: Normal or Abnormal? A Pilot Study by Vinita Rathi, Sachin Agrawal, Shuchi Bhatt, Naveen Sharma

    Published 2015-01-01
    “…We conclude that ureteral dilatation with no apparent cause on IVU may indicate urinary tract tuberculosis, urinary tract infection (E. coli), or a missed calculus. Thus, cases with a dilated ureter on IVU, having no obvious cause, should undergo a detailed clinicoradiological evaluation and CTU should be used judiciously.…”
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    Article
  17. 217

    Bifurcation Problems for Generalized Beam Equations by Fosheng Wang

    Published 2014-01-01
    “…The proof of the main results relies heavily on calculus facts rather than such complicated arguments as Lyapunov-Schmidt reduction technique or Morse index theory from nonlinear functional analysis.…”
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    Article
  18. 218

    Existence of Weak Solutions for Fractional Integrodifferential Equations with Multipoint Boundary Conditions by Haide Gou, Baolin Li

    Published 2018-01-01
    “…By combining the techniques of fractional calculus with measure of weak noncompactness and fixed point theorem, we establish the existence of weak solutions of multipoint boundary value problem for fractional integrodifferential equations.…”
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    Article
  19. 219

    An improved meta-heuristic algorithm to optimize the fractional-order controller for an industrial manipulator with a parallelogram structure by Nazila Nikdel

    Published 2023-09-01
    “…Therefore, this article pursues two main objectives: 1) controlling the robotic system by presenting a method based on fractional-order calculus so that it can control the system despite its complexity and non-linearity, 2) presenting the meta-heuristic algorithm "Improved Grey Wolf" to optimize the system response.Methodology: First, the mathematical model of the robot is presented based on Lagrange rules, and then the fractional-order calculus is used to design the controller. …”
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    Article
  20. 220

    A novel approach to Lyapunov stability of Caputo fractional dynamic equations on time scale using a new generalized derivative by Michael Precious Ineh, Edet Peter Akpan, Hossam A. Nabwey

    Published 2024-12-01
    “…The proposed framework extended beyond the limitations of traditional integer-order calculus, offering a more flexible and generalizable tool for researchers working with dynamic systems. …”
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    Article