Fry, Thornton. Elementary Course of Differential Equations (Elementarnyy kurs differentsial'nykh uravneniy), 1933. In Russian

Фрай, Т. Элементарный курс дифференциальных уравнений
Перевод с английского Рожанской Ю.А.
Под редакцией Степанова В.В.
Москва-Ленинград: Государственное технико-теоретическое издательство, 1933
196 стр. Твердый переплет, обычный формат
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[First Russian edition] Fry, Thornton. Elementarnyy kurs differentsial'nykh uravneniy. [Elementary Course of Differential Equations].
Translated from English by Yu. A. Rozhanskaya. Edited by V. V. Stepanov.
Moscow-Leningrad: State Technical and Theoretical Publishing House (Gostekhteoretizdat), 1933.
196 pp. Hardcover, standard format.

This 1933 volume is the first Russian edition of Thornton Fry's textbook, "Elementary Course of Differential Equations." Published by the State Technical and Theoretical Publishing House in the early years of the USSR's intensive industrialization and scientific development, this translation played a significant role in making contemporary Western mathematical education accessible to Soviet students and engineers. The translation by Yu. A. Rozhanskaya was prepared under the editorship of the prominent mathematician V. V. Stepanov, ensuring its academic rigor. As a foundational textbook from the early Soviet period, this hardcover work is a collectible item for historians of science, mathematics education, and Soviet technical publishing, representing the transfer of scientific knowledge during a formative era.