00950nam a22002057a 4500 NCT_4_028508 251103b xxu||||| |||| 00| 0 vie d 9425 9425 9789814460811 $21 23rd ed. 515.3 O96 Ovsyannikov, L. V Lectures on the theory of group properties of differential equations L V Ovsyannikov ; Nail H. Ibragimov (editor) Singapore World Scientific Publishing Company 2013 156 p. 24 cm A concise introduction to the group-theoretical methods used in the study and solution of differential equations, based on Ovsyannikov's classic lectures. Toán học Ibragimov, Nail H. ddc BK 0 0 ddc 0 515_300000000000000_O96 0 31561 000001 000001 2025-11-03 515.3 O96 MD.24481 2025-11-03 21.00 2025-11-03 BK Thư viện Trường Đại học Nam Cần Thơ