Positivity preserving results for a biharmonic equation under Dirichlet boundary conditions by Hanen Ben Omrane, Saïma Khenissy

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Fractional Laplacians on ellipsoids by Nicola Abatangelo, Sven Jarohs, Alberto Saldaña

Subjects: “…positivity preserving property…”
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THE SLICE BALANCE APPROACH USING AN ADAPTIVE-WEIGHTED CLOSURE by Hackemack Michael W.

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Ingham type approach for uniform observability inequality of the semi-discrete coupled wave equations by Dilberto da Silva Almeida Junior, Anderson de Jesus Araujo Ramos, Joao Carlos Pantoja Fortes, Mauro de Lima Santos

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A Positivity-Preserving Finite Volume Scheme for Nonequilibrium Radiation Diffusion Equations on Distorted Meshes by Di Yang, Gang Peng, Zhiming Gao

Subjects: “…positivity-preserving…”
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A family of positive nonstandard numerical methods with application to Black-Scholes equation by Mohammad Mehdizadeh Khalsaraei, Nashmil Osmani

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A Positivity-Preserving Improved Nonstandard Finite Difference Method to Solve the Black-Scholes Equation by Mohammad Mehdizadeh Khalsaraei, Ali Shokri, Higinio Ramos, Zahra Mohammadnia, Pari Khakzad

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An Unconditional Positivity-Preserving Difference Scheme for Models of Cancer Migration and Invasion by Mikhail K. Kolev, Miglena N. Koleva, Lubin G. Vulkov

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A new unconditionally stable implicit numerical scheme for fractional diffusive epidemic model by Yasir Nawaz, Muhammad Shoaib Arif, Wasfi Shatanawi, Muhammad Usman Ashraf

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Qualitatively Stable Schemes for the Black–Scholes Equation by Mohammad Mehdizadeh Khalsaraei, Ali Shokri, Yuanheng Wang, Sohrab Bazm, Giti Navidifar, Pari Khakzad

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An explicit unconditionally stable scheme: application to diffusive Covid-19 epidemic model by Yasir Nawaz, Muhammad Shoaib Arif, Kamaleldin Abodayeh, Wasfi Shatanawi

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Some standard and nonstandard finite difference schemes for a reaction–diffusion–chemotaxis model by de Waal Gysbert Nicolaas, Appadu Appanah Rao, Pretorius Christiaan Johannes

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Construction of C1 Rational Bi-Quartic Spline With Positivity-Preserving Interpolation: Numerical Results and Analysis by Samsul Ariffin Abdul Karim, Azizan Saaban, Van Thien Nguyen

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High-accuracy positivity-preserving numerical method for Keller-Segel model by Lin Zhang, Yongbin Ge, Xiaojia Yang

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Weyl-Titchmarsh theory for Sturm-Liouville operators with distributional potentials by Jonathan Eckhardt, Fritz Gesztesy, Roger Nichols, Gerald Teschl

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Maximum principle for higher order operators in general domains by Cassani Daniele, Tarsia Antonio

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Positivity-preserving high-order compact difference method for the Keller-Segel chemotaxis model by Lin Zhang, Yongbin Ge, Zhi Wang

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Numerical solution of a malignant invasion model using some finite difference methods by Appadu Appanah Rao, Waal Gysbert Nicolaas de

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Staggered Semi-Implicit Hybrid Finite Volume/Finite Element Schemes for Turbulent and Non-Newtonian Flows by Saray Busto, Michael Dumbser, Laura Río-Martín

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Weak and Classical Solutions to Multispecies Advection–Dispersion Equations in Multilayer Porous Media by Miglena N. Koleva, Lubin G. Vulkov

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