<An> elementary treatise on differential equations and their applications /
Piaggio, H.T.H.
elementary treatise on differential equations and their applications /
H.T.H. Piaggio
- London : G.Bell and sons, LTD , 1962
- 257 p.
Differential equations.
Phương trình vi phân Toán học
515 / PIA 1962
Differential equations.
Phương trình vi phân Toán học
515 / PIA 1962