Edit Profile (opens in new tab) Ren, Yiqiang Co-Author Distance Author ID: ren.yiqiang Published as: Ren, Yiqiang Documents Indexed: 5 Publications since 1992 Co-Authors: 1 Co-Author with 1 Joint Publication 61 Co-Co-Authors Co-Authors 4 single-authored 1 Li, Gang Serials 1 Journal of Mathematical Research & Exposition 1 Journal of Nanjing University. Mathematical Biquarterly 1 Northeastern Mathematical Journal 1 Applied Mathematics. Series A (Chinese Edition) 1 Journal of Yangzhou University. Natural Science Edition Fields 4 Calculus of variations and optimal control; optimization (49-XX) 2 Operator theory (47-XX) Publications by Year