TY - BOOK AU - Bruning Jochen Ed. AU - Guillemin Victor W Ed. TI - Mathematics past and present: fourier integral operators T2 - Mathematics past and present SN - 0387567410 (New York) U1 - B48, N4 PY - 1994/// CY - Berlin PB - Springer Verlag KW - Fourier Integral Operator KW - Operational calculus KW - Mathematics ER -