[1]Department of MathematicsNayabasat P. M. Sikshaniketan, Paschim Medinipur 721253 West Bengal, India;
[4]Department of MathematicsIndian Institute of Engineering Science and Technology, Shibpur Howrah 711103, West Bengal, India;
[2]Department of Mathematics, Ramsaday College Amta 711501, West Bengal, India;
[3]Department of Mathematics Tamralipta MahavidyalayaTamluk 721636, West Bengal, India;
[4]Department of MathematicsIndian Institute of Engineering Science and Technology, Shibpur Howrah 711103, West Bengal, India;
疾病传播; 流行模型; 模糊期望; 浸透; 在系统; 动态行为; 模糊数字; SIS;