Josif Zakharovich Shtokalo (Ukrainian: Йосип Захарович Штокало, romanizedYosyp Zakharovych Shtokalo; November 16, 1897 – January 5, 1987) was a famous Ukrainian mathematician. Shtokalo worked mainly in the areas of differential equations, operational calculus and the history of mathematics.[1]

Investigation of the Stability of Lindstedt's Equation Using Shtokalo’s Method by Samuel Kohn contains a description of Shotkalo's method in English.[2]

References

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  1. ^ "Josif Zakharovich Shtokalo - Biography". MacTutor History of Mathematics archive. Retrieved 2022-07-21.
  2. ^ Kohn, Samuel (1976-06-01). "Investigation of the Stability of   Using Shtokalo's Method". SIAM Journal on Applied Mathematics. 30 (4): 749–767. doi:10.1137/0130068. ISSN 0036-1399.