Tolong jelaskan mengenai Aleksandr Danilovich Aleksandrov

Aleksandr Danilovich Aleksandrov (, transliterasi alternatif: Alexandr atau Alexander (nama depan), dan Alexandrov (nama akhir)) (), adalah seorang matematikawan, fisikawan, filsuf dan pendaki Uni Soviet/Rusia.

Академик Александр Данилович Александров. Воспоминания. Публикации. Материалы. (Academician Aleksandr Danilovich Aleksandrov. Recollections. Publications. Biographical materials, in Russian). Editors: G.M. Idlis and O.A. Ladyzhenskaya. Moscow, Nauka publishing house, 2002.

Yu. F. Borisov, "On the 90th anniversary of the birth of A.D. Aleksandrov (1912–1999) ", Russ. Math. Surv., 2002, 57 (5), 1017–1031.

Yu. F. Borisov, V.A. Zalgaller, S.S. Kutateladze, O.A. Ladyzhenskaya, A.V. Pogorelov, Yu. G. Reshetnyak, "К 90-летию со дня рождения А.Д. Александрова (1912–1999)", Uspekhi Mat. Nauk, 2002, 57 (5), 169–181.

Liyun Tan and Shuhuang Xiang, On the Aleksandrov-Rassias problem and the Hyers-Ulam-Rassias stability problem, Banach Journal of Mathematical Analysis, 1(1)(2007), 11–22.

A.M. Vershik, "Alexander Danilovich as I knew him (in Russian).", St. Petersburg University, No. 3-4 (2004), 36–40.''

Shuhuang, Xiang, On the Aleksandrov-Rassias problem for isometric mappings, Functional Equations, Inequalities and Applications, Kluwer Acad. Publ., Dordrecht, 2003, pp. 191–221.