Das, B.C.
39892 42735 49761
Short course of complex variables and higher trigonometry . — C1-3rd.ed. . — Calcutta : U.N. Dhur, Publ.Dt. not found.
viii,128p. 18.5cm.
Rs.3.75 C2-this book is replaced by Prof. S.B. Basu, Math Dept. Subjects--Index Terms: Mathematics
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