These volumes contain papers presented at symposia in applied mathematics that were co-sponsored by the AMS and the Society for Industrial and Applied Mathematics (SIAM). The topics of the symposia were selected by a joint committee of the AMS and SIAM. Symposia held under the auspices of the Society with other organizations are published in the book series Proceedings of Symposia in Applied Mathematics. Individual members of SIAM are entitled to the individual member price. (ISSN 0080-5084) Hardcover; reprints in softcover.