Includes bibliographical references.

Hidden symmetries of differential equations ; Algebraic methods in scattering ; Exact solutions to operator differential equations ; The algebra of tensor operators for the unitary groups ; Lie groups and probability ; Coherent tensor operators ; scr U_q(\rm sl(2)) and pecial functions ; The group representation matrix in quantum mechanical scattering ; Quasiexact solvability ; Quantization and deformation of Lie algebras ; Algebraic theory ; The timedependent Schrodinger equation in multidimensional integrable evolution equations ; Models of lgebra representations: matrix elements of _q(\rm su_2) ; Manyelectron correlation problem and Lie algebras ; Quasiexactlysolvable spectral problems and conformal field theory ; Liealgebras and linear operators with invariant subspaces B AbrahamShrauner and A Guo ; Y Alhassid ; Carl M Bender ; L C Biedenharn ; Philip Feinsilver ; Dan Flath ; Roberto Floreanini and Luc Vinet ; Joseph N Ginocchio ; Artemio GonzalezLopez Niky Kamran and Peter J Olver ; Palle E T Jorgensen ; Francesco Iachello ; D J Kaup ; E G Kalnins Willard Miller Jr and Sanchita Mukherjee ; Josef Paldus ; Mikhail A Shifman ; Alexander Turbiner