TY - BOOK AU - Bray William O AU - Bray William O TI - Journey into partial differential equations T2 - Intenational series in mathematics SN - 9780763772567 (hbk) U1 - B334, Q2 TB PY - 2012/// CY - Sudburry PB - Jones & Bartlett KW - Heat equation KW - Laplace transform KW - Patial differential equation KW - Wave equation KW - Mathematics N1 - Bibliography 309-312p.; Index 313-316p ER -