00368nam a2200157Ia 4500008004100000020000900041035001000050082001700060100002300077245004500100250000600145260002400151300000800175500000800183650001900191210723s9999||||xx |||||||||||||| ||und||  aNULL  a24184  a517.355BCHU  aChurchill, Ruel V. 0aFourier Series & Boundary Value Problems  a-  aLondonbMcgraw Hill  a248  a777  aFourier Series