Journal of Mathematical Inequalities · Volume 17, Issue 3 Further properties of 2-inner product spaces 17-75 Pages 1153-1164 DOI 10.7153/jmi-2023-17-75 Downloads Short PDF Full PDF PNG Authors Abbas Alipour Mohammad Hadi Akhbari Keywords 2-inner product space Hilbert space fixed point Subject classes 46L08 15A39 26D15