Jahnke, Eugen.
Tables of functions with formulae and curves = Funktionentafeln mit Formeln und Kurven / by Eugen Jahnke and Fritz Emde.
— 4th ed. — New York : Dover, 1945. 306, 76 p. : diagrs. ; 23 cm.
German and English.
"Enlarged, revised edition."
"Published and distributed in the public interest by authority of the alien property custodian under license no. A-57."
Incluye referencias bibliográficas e índice.
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