TY - BOOK AU - Haberman, Richard TI - Applied partial differential equations : : with Fourier series and boundary value problems SN - 0321797051 U1 - 515.353 PY - 2013/// CY - Boston : PB - Pearson, KW - Differential equations KW - Boundary value problems KW - Fourier series KW - Phương trình sai phân riêng KW - Phương trình vi phân ER -