LYaPUNOV Aleksandr Mikhaylovich

LYaPUNOV Aleksandr Mikhaylovich (6.6.1867, Yaroslavl — 3, I. 191V, Odessa), matematik va mekhaniki rus. Akademiki AF Peterburg (1901; azo-kirr. az 1900). Shogirdi P. A. Chebishev. Soli 1880 Universiteti Peterburgro khatm namud. Dosent (1885) va professori Universiteti Kharkov (az 1882) bud. Az soli 1902 cap karda dar AF Peterburg kor kardaast. Dar dissertatsiyai doktiriash «Masalai umumi oid ba ustuvorii harakat (1Mi2) nazariyai aniqi ustuvoriro az jihati matematiki kor karda baromad. Usulhoe, ki dar dissertasiya bayon shudaandu hozir «Usuli nishondihandahoi kharakteristiki» va «Usuli funksiyahoi Lyapunov» nomida meshavand, vositahoi asosii tadqiqi ustuvorii harakat ba hisob meravnad. Tadqiqoti Lyapunov oid ba shakli muvozinati moey yakzaylcharkhzananda, natijahoe, ki u dar nazariyai muodilahoi differensialii muqarpapi, nazariyai ehtimoliyat va fizikai matematiki ba dast ovardaast, ahamiyati kaloni ilmi dorand. Ad Sobr. soch., t. 1—5, M., 1954—65.

AD: Sessvich V. P., A. M. Lyapunov. M„ 1970,