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COVID answers in Scientific Journals all over the world


37 Results       Page 1

 [1] 
MDPI AG: Fractal and Fractional
  original article Date Title Authors   Max. 6 Authors
1 [GO] 2025―May―08 The Influence of Lévy Noise and Independent Jumps on the Dynamics of a Stochastic COVID-19 Model with Immune Response and Intracellular Transmission Yuqin Song, Peijiang Liu, Anwarud Din
2 [GO] 2025―Mar―26 A Comparative Study of COVID-19 Dynamics in Major Turkish Cities Using Fractional Advection-Diffusion-Reaction Equations Larissa Margareta Batrancea, Dilara Altan Koç, Ömer Akgüller, Mehmet Ali Balcı, Anca Nichita
3 [GO] 2025―Mar―14 Analysis of Self-Similarity in Short and Long Movements of Crude Oil Prices by Combination of Stationary Wavelet Transform and Range-Scale Analysis: Effects of the COVID-19 Pandemic and Russia-Ukraine War Salim Lahmiri
4 [GO] 2024―Nov―27 A Novel Fractional Model Combined with Numerical Simulation to Examine the Impact of Lockdown on COVID-19 Spread Mohamed A. Barakat, Rania Saadeh, Abd-Allah Hyder, Ahmad Qazza, Abdelraheem Mahmoud Aly
5 [GO] 2024―Sep―04 On the Numerical Investigations of a Fractional-Order Mathematical Model for Middle East Respiratory Syndrome Outbreak Faisal E. Abd Alaal, Adel R. Hadhoud, Ayman A. Abdelaziz, Taha Radwan
6 [GO] 2024―Apr―18 COVID-19 Diagnosis by Extracting New Features from Lung CT Images Using Fractional Fourier Transform Ali Nokhostin, Saeid Rashidi
7 [GO] 2024―Feb―06 Investigating a Fractal-Fractional Mathematical Model of the Third Wave of COVID-19 with Vaccination in Saudi Arabia Fawaz K. Alalhareth, Mohammed H. Alharbi, Noura Laksaci, Ahmed Boudaoui, Meroua Medjoudja
8 [GO] 2023―Sep―29 Long-Term Side Effects: A Mathematical Modeling of COVID-19 and Stroke with Real Data Fatma Özköse
9 [GO] 2023―Aug―31 Forecasting the Active Cases of COVID-19 via a New Stochastic Rayleigh Diffusion Process Ahmed Nafidi, Yassine Chakroune, Ramón Gutiérrez-Sánchez, Abdessamad Tridane
10 [GO] 2023―Jul―17 Co-Dynamics of COVID-19 and Viral Hepatitis B Using a Mathematical Model of Non-Integer Order: Impact of Vaccination Andrew Omame, Ifeoma P. Onyenegecha, Aeshah A. Raezah, Fathalla A. Rihan
11 [GO] 2023―Jul―05 On Fuzzy and Crisp Solutions of a Novel Fractional Pandemic Model Kalpana Umapathy, Balaganesan Palanivelu, Víctor Leiva, Prasantha Bharathi Dhandapani, Cecilia Castro
12 [GO] 2023―Jul―03 The Impact of COVID-19 on BRICS and MSCI Emerging Markets Efficiency: Evidence from MF-DFA Saba Ameer, Safwan Mohd Nor, Sajid Ali, Nur Haiza Muhammad Zawawi
13 [GO] 2023―Jun―26 The Evolution of COVID-19 Transmission with Superspreaders Class under Classical and Caputo Piecewise Operators: Real Data Perspective from India, France, and Italy Shabir Ahmad, Salma Haque, Khalid Ali Khan, Nabil Mlaiki
14 [GO] 2023―Jun―01 Study Models of COVID-19 in Discrete-Time and Fractional-Order Kamel Djeddi, Tahar Bouali, Ahmed H. Msmali, Abdullah Ali H. Ahmadini, Ali N. A. Koam
15 [GO] 2023―Jun―01 Modeling the Transmission Dynamics of Coronavirus Using Nonstandard Finite Difference Scheme Ihsan Ullah Khan, Amjid Hussain, Shuo Li, Ali Shokri
16 [GO] 2023―May―25 Uncovering Information Linkages between Bitcoin, Sustainable Finance and the Impact of COVID-19: Fractal and Entropy Analysis Kuo-Chen Lu, Kuo-Shing Chen
17 [GO] 2023―Apr―28 Mathematical Analysis of Fractal-Fractional Mathematical Model of COVID-19 Muhammad Sinan, Nadiyah Hussain Alharthi
18 [GO] 2023―Apr―03 Studying and Simulating the Fractional COVID-19 Model Using an Efficient Spectral Collocation Approach Yasser F. Ibrahim, Sobhi E. Abd El-Bar, Mohamed M. Khader, Mohamed Adel
19 [GO] 2023―Mar―27 Fractal Analysis in Pulmonary CT Images of COVID-19-Infected Patients Maria-Alexandra Paun, Paraschiva Postolache, Mihai-Virgil Nichita, Vladimir-Alexandru Paun, Viorel-Puiu Paun
20 [GO] 2023―Mar―07 Mathematical Modeling of COVID-19 with Vaccination Using Fractional Derivative: A Case Study Tian-Chuan Sun, Mahmoud H. DarAssi, Wafa F. Alfwzan, Muhammad Altaf Khan, Abdulaziz Saad Alqahtani, Saeed S. Alshahrani, Taseer Muhammad
21 [GO] 2023―Feb―15 Deterministic and Fractional-Order Co-Infection Model of Omicron and Delta Variants of Asymptomatic SARS-CoV-2 Carriers Waqas Ali Faridi, Muhammad Imran Asjad, Shabir Ahmad, Adrian Iftene, Magda Abd El-Rahman, Mohammed Sallah
22 [GO] 2023―Jan―16 The Dynamic Effects of COVID-19 and the March 2020 Crash on the Multifractality of NASDAQ Insurance Stock Markets Xing Li, Fang Su
23 [GO] 2023―Jan―02 Mathematical Modeling of COVID-19 Transmission Using a Fractional Order Derivative Badr Saad T. Alkahtani
24 [GO] 2022―Nov―10 Investigation of Novel Piecewise Fractional Mathematical Model for COVID-19 Ibtehal Alazman, Badr Saad T. Alkahtani
25 [GO] 2022―Sep―21 Fractional COVID-19 Modeling and Analysis on Successive Optimal Control Policies Mohammed Subhi Hadi, Bülent Bilgehan
26 [GO] 2022―Sep―14 On Study of Modified Caputo-Fabrizio Omicron Type COVID-19 Fractional Model Kholoud Saad Albalawi, Ibtehal Alazman
27 [GO] 2022―Aug―22 A New Incommensurate Fractional-Order Discrete COVID-19 Model with Vaccinated Individuals Compartment Amer Dababneh, Noureddine Djenina, Adel Ouannas, Giuseppe Grassi, Iqbal M. Batiha, Iqbal H. Jebril
28 [GO] 2022―Jul―27 Dynamic Behavior Investigation of a Novel Epidemic Model Based on COVID-19 Risk Area Categorization Jiaji Pan, Siqiang Sun, Yixuan He, Shen Ren, Qing Li, Zhongxiang Chen, Hao Feng
29 [GO] 2022―Jun―30 Modeling and Numerical Simulation for Covering the Fractional COVID-19 Model Using Spectral Collocation-Optimization Algorithm Mohamed M. Khader, Mohamed Adel
30 [GO] 2022―Jun―22 On the Modeling of COVID-19 Transmission Dynamics with Two Strains: Insight through Caputo Fractional Derivative Endang Yuliani, Cicik Alfiniyah, Maureen L. Juga, Chidozie W. Chukwu
31 [GO] 2022―May―31 An Efficient Numerical Simulation for the Fractional COVID-19 Model Using the GRK4M Together with the Fractional FDM Yasser Ibrahim, Mohamed Khader, Ahmed Megahed, Fawzy Abd El-Salam, Mohamed Adel
32 [GO] 2022―Apr―29 Threshold Dynamics and the Density Function of the Stochastic Coronavirus Epidemic Model Jianguo Sun, Miaomiao Gao, Daqing Jiang
33 [GO] 2022―Feb―07 Modified Predictor-Corrector Method for the Numerical Solution of a Fractional-Order SIR Model with 2019-nCoV Wei Gao, Pundikala Veeresha, Carlo Cattani, Chandrali Baishya, Haci Mehmet Baskonus
34 [GO] 2021―Dec―16 A Comprehensive Mathematical Model for SARS-CoV-2 in Caputo Derivative Yu Gu, Muhammad Altaf Khan, Y. S. Hamed, Bassem F. Felemban
35 [GO] 2021―Oct―21 A Deep Learning BiLSTM Encoding-Decoding Model for COVID-19 Pandemic Spread Forecasting Ahmed I. Shahin, Sultan Almotairi
36 [GO] 2021―Sep―15 Multi-Model Selection and Analysis for COVID-19 Nuri Ma, Weiyuan Ma, Zhiming Li
37 [GO] 2021―Aug―04 A Mathematical Study of a Coronavirus Model with the Caputo Fractional-Order Derivative Youcef Belgaid, Mohamed Helal, Abdelkader Lakmeche, Ezio Venturino
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37 Results       Page 1



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