Showing 301 - 320 results of 364 for search '"calculus"', query time: 0.06s Refine Results
  1. 301

    Dynamic Behavior and Fixed-Time Synchronization Control of Incommensurate Fractional-Order Chaotic System by Xianchen Wang, Zhen Wang, Shihong Dang

    Published 2024-12-01
    “…Combining fractional-order calculus theory and the Adomian algorithm, the dynamic phenomena of the incommensurate system caused by different fractional orders are studied. …”
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    Article
  2. 302

    Consensus Tracking of Fractional-Order Multiagent Systems via Fractional-Order Iterative Learning Control by Shuaishuai Lv, Mian Pan, Xungen Li, Qi Ma, Tianyi Lan, Bingqiang Li, Wenyu Cai

    Published 2019-01-01
    “…The convergence conditions are proved using graph theory, fractional calculus, and λ norm theory. The theoretical analysis shows that the output of each agent completely tracks the expected trajectory in a limited time as the iteration number increases for both PDα-type and Dα-type FOILC algorithms. …”
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    Article
  3. 303

    Flatness-based control revisited: The HEOL setting by Join, Cédric, Delaleau, Emmanuel, Fliess, Michel

    Published 2024-11-01
    “…The algebraic manipulations associated with the operational calculus lead to homeostat and intelligent controllers. …”
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    Article
  4. 304

    Analytic-Numerical Solution of Random Boundary Value Heat Problems in a Semi-Infinite Bar by M.-C. Casabán, J.-C. Cortés, B. García-Mora, L. Jódar

    Published 2013-01-01
    “…Random operational mean square calculus is developed for the introduced transforms. …”
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    Article
  5. 305

    Some fractional integral inequalities involving extended Mittag-Leffler function with applications by Sabir Hussain, Rida Khaliq, Sobia Rafeeq, Azhar Ali, Jongsuk Ro

    Published 2024-12-01
    “…Integral inequalities and the Mittag-Leffler function play a crucial role in many branches of mathematics and applications, including fractional calculus, mathematical physics, and engineering. In this paper, we introduced an extended generalized Mittag-Leffler function that involved several well-known Mittag-Leffler functions as a special case. …”
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    Article
  6. 306

    Routh–Hurwitz Stability and Quasiperiodic Attractors in a Fractional-Order Model for Awareness Programs: Applications to COVID-19 Pandemic by Taher S. Hassan, E. M. Elabbasy, A.E. Matouk, Rabie A. Ramadan, Alanazi T. Abdulrahman, Ismoil Odinaev

    Published 2022-01-01
    “…In conclusion, the findings indicate the effectiveness of fractional-order calculus to simulate, predict, and control the spread of epidemiological diseases.…”
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    Article
  7. 307

    Spontaneous ureteral rupture: A rare case report and review of literature by Anass El Alaoui, MD, Abdelghani Ouraghi, MD, Hemdellah Debbe Salem, MD, Anouar El Moudane, MD, Ali Barki, MD

    Published 2025-04-01
    “…This case demonstrates that spontaneous ureteral rupture should be suspected in urolothiasis patients presenting for a severe pain even if the calculus is small and the laboratory markers are normal. …”
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    Article
  8. 308

    Perspectives of Experts in the Selection of Contents for a Course of Differential Equations in Engineering by José Luis Díaz Palencia

    Published 2024-10-01
    “…Notably, experts highlighted variational calculus and energy representations as critical yet underrepresented areas in Differential Equations courses, essential for modeling complex, nonlinear problems. …”
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    Article
  9. 309

    Application of Fuzzy Fractional Kinetic Equations to Modelling of the Acid Hydrolysis Reaction by Ferial Ghaemi, Robiah Yunus, Ali Ahmadian, Soheil Salahshour, Mohamed Suleiman, Shanti Faridah Saleh

    Published 2013-01-01
    “…The fuzzy approximate solution is derived based on the Legendre polynomials to the fuzzy fractional equation calculus. Moreover, the complete error analysis is explained based on the application of fuzzy Caputo fractional derivative. …”
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    Article
  10. 310

    Output Feedback Fractional-Order Nonsingular Terminal Sliding Mode Control of Underwater Remotely Operated Vehicles by Yaoyao Wang, Jiawang Chen, Linyi Gu

    Published 2014-01-01
    “…For the 4-DOF (degrees of freedom) trajectory tracking control problem of underwater remotely operated vehicles (ROVs) in the presence of model uncertainties and external disturbances, a novel output feedback fractional-order nonsingular terminal sliding mode control (FO-NTSMC) technique is introduced in light of the equivalent output injection sliding mode observer (SMO) and TSMC principle and fractional calculus technology. The equivalent output injection SMO is applied to reconstruct the full states in finite time. …”
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    Article
  11. 311

    Periodontal Status in Smokers and Nonsmokers: A Clinical, Microbiological, and Histopathological Study by Maddipati Sreedevi, Alampalli Ramesh, Chini Dwarakanath

    Published 2012-01-01
    “…Both groups showed almost similar plaque levels (P=0.258), but smokers had reduced gingival (0.62 ± 0.31) and bleeding indices (28.53 ± 17.52) and an increased calculus index (1.62 ± 0.36). Smokers had an increased probing depth of 4–7 mm (P=0.009) and overall increased CAL. …”
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  12. 312

    Molecular modelling of betalactamic antibiotic by Elso Manuel Cruz Cruz, Grettel Díaz Ramón

    Published 2010-02-01
    “…<strong><br />Method</strong>: The molecular structures were optimized with PM3• semiempiric calculus. The structure of the betalactamic ring in the different compounds was compared. …”
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  13. 313

    Backstepping Sliding Mode Control Algorithm for Unmanned Aerial Vehicles Based on Fractional-Order Theory by Yanzhu Zhang, Bo Zhuang, Chunhao Ma, Cheng Zhang

    Published 2023-01-01
    “…This paper combines the fractional-order calculus theory with the backstepping sliding mode control algorithm, using the backstepping control to compensate for the nonlinearity of the system and the fractional-order theory to eliminate the jitter brought about by the sliding mode control, and proposes a new fractional-order backstepping sliding mode control strategy for the trajectory tracking control of the quadrotor UAV. …”
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    Article
  14. 314

    Fuzzy Fractional-Order PID Control for PMSG Based Wind Energy Conversion System with Sparse Matrix Converter Topology by Waleed Khaled Abdulrazaq Abdulrazaq, Ahmet Mete Vural

    Published 2022-01-01
    “…The FFOPID controller is chosen to combine the salient features of the fractional-order calculus and fuzzy logic operations to enhance the dynamic response of classical PID controller with fixed gains. …”
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    Article
  15. 315

    Multiplication of Negative Scenarios: the Approach Public Administrations Could Use at Drafting General Rules by Mirko Pečarič

    Published 2019-04-01
    “… This paper addresses problems that emerge when draft laws are created without due regard for the calculus of probability. Although the latter should be sine qua non for future legislation, legislators usually do not use it despite the legislation’s pro future orientation. …”
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    Article
  16. 316

    Relato de uma extensão em tempos de isolamento social: Criação de um recurso educacional sobre matemática na pandemia de COVID-19 by Leila Thomazelli Thieghi, Fabio Luiz Sant'Anna Cuppo

    Published 2025-02-01
    “…Keywords: Educational Resource, Mathematics Education, Scientific Dissemination, Differential and Integral Calculus. …”
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    Article
  17. 317

    Results on Solution Set in Certain Interval-Valued Controlled Models by Savin Treanţă, Omar Mutab Alsalami

    Published 2025-01-01
    “…The methodology used in this paper is a combination of techniques from the Lagrange–Hamilton theory, calculus of variations, and control theory. This study could be immediately improved by including an analysis of this class of optimization problems by using curvilinear integrals instead of multiple integrals. …”
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    Article
  18. 318

    Periodontal Status and Risk Factors among Adults of Sebha City (Libya) by Syed Wali Peeran, A. J. A. Ranjith Singh, G. Alagamuthu, Syed Ali Peeran, P. G. Naveen Kumar

    Published 2012-01-01
    “…Majority, 52.65% were, detected with shallow pockets followed by 30.08% with calculus, 12.17% had deep pockets, 3.31% had bleeding, and only 1.33% were healthy. …”
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    Article
  19. 319

    Viscoelastic hydrodynamics and holography by Jay Armas, Akash Jain

    Published 2020-01-01
    “…We reformulate classical elasticity effective field theory using surface calculus in which the Goldstone scalars naturally define the position of higher-dimensional crystal cores, covering both elastic and smectic crystal phases. …”
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  20. 320

    Evidence for the Paleoethnobotany of the Neanderthal: A Review of the Literature by Gerhard P. Shipley, Kelly Kindscher

    Published 2016-01-01
    “…., starch, pollen, phytoliths, and seeds) in soil and dental calculus, dental and tool wear, coprolites, and genetics, for Neanderthal’s nutritional, medicinal, and ritual use of plants, which includes 61 different taxa from 26 different plant families found at 17 different archaeological sites. …”
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    Article