* 1857 in Jaroslawl
+ 1918 in Odessa
Aleksander Mikhailovich Lyapunov was a Russian
mathematician, mechanician and physicist.
His surname is sometimes romanized as Ljapunov, Liapunov,
Liapounoff or Ljapunow.
Lyapunov is known for his development of the stability theory of a
as well as for his many contributions to mathematical physics and
2018 J. Giesen