Showing 321 - 340 results of 364 for search '"calculus"', query time: 0.05s Refine Results
  1. 321

    Application of Multiobjective Optimization Based on Modified SPEA2 Method for Tuning FOPID plus Second-Order Derivative Controller in Hydraulic Turbine Governing System by Tian Tian, Qiang Huang, Jinhua Lv, Mo Zhou, Jian Tang

    Published 2024-01-01
    “…By combining fractional calculus and second-order derivative, the FOPID2D controller offers enhanced control flexibility compared to conventional PID controller. …”
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    Article
  2. 322

    Analysis of Fractional Thin Film Flow of Third Grade Fluid in Lifting and Drainage via Homotopy Perturbation Procedure by Mubashir Qayyum, Farnaz Ismail, Syed Inayat Ali Shah, Muhammad Sohail, Kanayo Kenneth Asogwa, Fatema Tuz Zohra

    Published 2022-01-01
    “…We have expanded the formulations of non-Newtonian third grade fluid for lifting and draining in fractional space. Fractional calculus along with Homotopy Perturbation Method is used for the solution and analysis purposes. …”
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  3. 323

    Nutritional assessment of children at the day care center “Marineritos del Sur” in Cienfuegos province, Cuba. by Zeida Bárbara Alejo Cruz, Gema Matienzo González Carvajal, Caridad Hernández Gutiérrez, Ernesto Martínez Ferrer

    Published 2003-07-01
    “…<br /><strong>Results:</strong> According to the indicators weight/size, size/age, weight / age, tricipital fold/ age, brachial circumference / age, patients between 10 and 90 percentile had a predominance. The calculus of the Z point showed that 67,66 % of the children were eutrophic, 27,=6 tended to obesity and 5,28 malnourished. …”
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  4. 324

    New Approaches to Fractal–Fractional Bullen’s Inequalities Through Generalized Convexity by Wedad Saleh, Hamid Boulares, Abdelkader Moumen, Hussien Albala, Badreddine Meftah

    Published 2025-01-01
    “…This study provides a significant advancement in the area of fractal–fractional inequalities, presenting a range of results not only for fractional integrals and fractal calculus, but also offering a refinement of the well-known Bullen-type inequality. …”
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    Article
  5. 325

    Resolution of Abfraction-Associated Gingival Fenestration Utilizing Connective Tissue Grafting by Braydon Haskell, J. Kobi Stern, Jordan Ghiassi, Andrew Kurialacherry, Sadja Gaud-Quintana, Mark E. Peacock

    Published 2019-01-01
    “…It has been associated mainly with submucosal mechanical irritants such as calculus that subsequently create an opening in the oral soft tissue, usually at facial anterior sites. …”
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  6. 326

    Drinfel’d doubles, twists and all that. . . in stringy geometry and M theory by Aybike Çatal-Özer, Keremcan Doğan, Cem Yetişmişoğlu

    Published 2025-01-01
    “…We achieved this by introducing a framework of calculus on algebroids and examining compatibility conditions for various algebroid properties in this framework. …”
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  7. 327

    Effects of Self-Explanation on the Expansion and Indulgent of Mathematics Teaching: Case of the Students of the University of Wachemo by Abdela Atisso, Dawit Kachine, Dinku Feyissa

    Published 2023-04-01
    “…Of these, two areas were measured quantitatively: student achievement in calculus and transformation geometry, and self-concept toward these courses. …”
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  8. 328

    Phase-lag mixed integral equation of a generalized symmetric potential kernel and its physical meanings in (3+1) dimensions by Azhar Rashad Jan

    Published 2025-02-01
    “…By applying the properties of fractional calculus, it is possible to get an integro-differential Fredholm-Volterra integral equation (Io-DF-VIE). …”
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  9. 329

    Differential game theory application in models of trade relations of Great Britain with Portugal and Russia with Belarus by I. V. Korolyov

    Published 2018-06-01
    “…The article includes several examples: the model of military operations with a certain arsenal and the analysis of two non-antagonistic games - the dynamic model of trade between Great Britain and Portugal, as well as between Russia and Belarus.The article shows how the problem of differential economic-mathematical game arises from the simplest problems of classical variational calculus. Sufficient conditions for the PontryaginMangasarian maximum and their applications to the study of economic problems are investigated. …”
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  10. 330

    PERIODONTAL DISEASE STATUS AMONG ADULT POPULATIONATTENDING PRIVATE DENTAL HOSPITALAT GADAP TOWN KARACHI by Raza Abbas et al

    Published 2024-09-01
    “…According to the community periodontal index (CPI) the patients who had diagnosed with bleeding gums were 22.1% this result showed that gingivitis was seen in this rural community of Gadap town, likewise, those patients who attended the dental hospital OPD that have a poor oral hygiene noticed that plaque and calculus deposition was seen during the oral examination were 52.9%. …”
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  11. 331

    Study of Research and Development Processes through Fuzzy Super FRM Model and Optimization Solutions by Flavius Aurelian Sârbu, Monika Moga, Gavrilă Calefariu, Mircea Boșcoianu

    Published 2015-01-01
    “…Therefore to fulfill the above mentioned aim in this application-oriented paper we decided to use a questionnaire and for the interpretation of the results the Super Fuzzy FRM model, representing the main novelty of our paper, as this theory provides a formalism based on matrix calculus, which allows processing of large volumes of information and also delivers results difficult or impossible to see, through statistical processing. …”
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  12. 332

    Evaluating the stability and efficacy of fractal-fractional models in reproductive cancer apoptosis with ABT-737 by Kottakkaran Sooppy Nisar, M. Sivashankar, S. Sabarinathan, C. Ravichandran, V. Sivaramakrishnan

    Published 2025-01-01
    “…The numerical schemes utilize the basic concepts of fractional calculus and Lagrange polynomial interpolation. We generate simulated graphical representations of these models for a variety of fractional-order values. …”
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  13. 333

    Influence of the “five‑in‑one” mode on complications and compliance behaviors of patients with ureteral calculi after minimally invasive surgery by Xixian Ou, Xuejing Wang

    Published 2024-07-01
    “…Introduction: As a clinically common urinary system disease, ureteral calculus mainly manifests as hematuria and colicky pain. …”
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  14. 334

    Overcoming ideology-consistent biases: does it help to make things easier? by Philip U. Gustafsson, Torun Lindholm, Freja Isohanni, Ola Svenson, Sophia Appelbom

    Published 2025-01-01
    “…In Experiment 2, the aid provided participants with the first calculus necessary to solve the problem: transforming frequencies to percentages. …”
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  15. 335

    Maximum-Power Stirling-like Heat Engine with a Harmonically Confined Brownian Particle by Irene Prieto-Rodríguez, Antonio Prados, Carlos A. Plata

    Published 2025-01-01
    “…The optimal driving protocols are obtained by using both variational calculus and optimal control theory tools. Furthermore, we numerically explore the dependence of the maximum output power and the corresponding efficiency on the system parameters.…”
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  16. 336

    Novel fractional integral inequalities for GA-Cr-convex functions and connections with information systems by Asfand Fahad, Zammad Ali, Shigeru Furuichi, Yuanheng Wang

    Published 2025-02-01
    “…On the other hand, fractional calculus has emerged as an indispensable tool in Engineering, Physics, and Mathematics, with widespread applications. …”
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    Article
  17. 337

    Possible Role of Large Fluid Intake in Delaying Formation of Encrustations and, thereby, Prolonging Working Life of Memokath Stent for Nearly 14 Years in a Spinal Cord Injury Patie... by Subramanian Vaidyanathan, Bakul M. Soni, Peter L. Hughes, Gupreet Singh

    Published 2007-01-01
    “…This case is also a reminder to health professionals that if a tetraplegic patient, in whom a Memokath stent has been deployed for treatment of detrusor-sphincter dyssynergia, presents with autonomic dysreflexia, encrustations blocking the lumen of the stent or calculus formation around the stent should be considered as possible reasons for autonomic dysreflexia.…”
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  18. 338

    Performances improvement of DC Motor using a Fractional Order Adaptive PID Controller optimized by Genetic Algorithm by Abdelouaheb Boukhalfa, Yassine Bensafia, Khatir Khettab

    Published 2025-01-01
    “… In the past 20 years, scientists and engineers have rediscovered fractional calculus and have begun using it in more and more domains, most notably control theory. …”
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  19. 339

    Integrated Optimization on Energy Saving and Quality of Service of Urban Rail Transit System by Wenxin Li, Qiyuan Peng, Chao Wen, Shengdong Li, Xu Yan, Xinyue Xu

    Published 2020-01-01
    “…To this end, we apply the principles and ideas of calculus to reduce the power of the velocity in the train energy consumption model. …”
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  20. 340

    Ureteroscopy-Assisted Retrograde Nephrostomy (UARN) after Anatrophic Nephrolithotomy by Takashi Kawahara, Hiroki Ito, Hideyuki Terao, Yoshitake Kato, Takehiko Ogawa, Hiroji Uemura, Yoshinobu Kubota, Junichi Matsuzaki

    Published 2012-01-01
    “…The puncture wire then followed the route from the renal pelvis to the exit skin. Calculus fragmentation was undertaken using a pneumatic lithotripter. …”
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