00550cam a22002051 4500 sa 62000800 DLC 20260227111916.0 840629s1962 ii 000 0 eng sa 62000800 /L/r942 PL480:I-E-404 DLC/ICU ICU DLC QA304 .N3 1962 Narayan, Shanti. Differential calculus for B.A. & B. Sc. students. 10th rev. ed. Delhi, S. Chand, 1962. 408 p. 23 cm. Differential calculus. 53047 53047