Global Existence of Large DataWeak Solutions for a Simplified Compressible Oldroyd–B Model Without S

• 作 者: Yong Lu Milan Pokorny
• 机 构: DepartmentofMathematics,CharlesUniversity
• 出 处: 分析理论与应用:英文刊
• 发表日期: 2020年3期
• 关键词: Compressible Oldroyd-B model stress diffusion weak solutions negative pressure t
• 基金项目: The work of Y.Lu has been supported by the Recruitment Program of Global Experts of China.The work of M.Pokorny was supported by the grant of the Czech Science Foundation No.19-04243S.

We start with the compressible Oldroyd–B model derived in[2](J.W.Barrett,Y.Lu,and E.Suli,Existence of large-data finite-energy global weak solutions to a compressible Oldroyd–B model,Commun.Math.Sci.,15(2017),1265–1323),where the existence of global-in-ti