Ojha BP, Bajrayacharya PM. Relation of Pythagorean and Isosceles Orthogonality with Best approximations in Normed Linear Space. Math. Educ. Forum Nep. [Internet]. 2019 Nov. 15 [cited 2024 Dec. 27];4(4):72-8. Available from: https://nepjol.info/index.php/mefc/article/view/26360