00345nam a2200109Ia 4500008004100000082001900041100001400060245006200074260004100136300000800177650005000185120425s9999    xx            000 0 und d  a 515.63  GUP-V  a Gupta, R  a Vector calculus: For BA BSc and competitive examinations  b Laxmi Publications, New Delhic1987  a180  a Vector, tensor, spinor analysis; Mathematics