ION FROM COLLABORATION BETWEEN AGENTS USING ASYNCHRONOUS MESSAGE-PASSING 86 Bent Bruun Kristensen SERVICE ACQUISITION AND VALIDATION IN A DISTRIBUTED SERVICE DISCOVERY SYSTEM CONSISTING OF DOMAINSPECIFIC SUB-SYSTEMS 93 Deniz Canturk andPinar Senkul

Let`1 ; ` 2 ; : : : ; ` d be disjoint parallel lines in the plane. A d-interval is a subset of their union that intersects eachì in a closed interval. Kaiser Discr. Comput. Geom. 18(1997) 195{203] showed that any system of d-intervals containing no subsystem of k + 1 pairwise disjoint d-intervals can be pierced by at most (d 2 ? d)k points. We show that this bound is close to being optimal, by ...

Henry J. Kaiser developed an extensive and complex industrial empire. During the construction of the Grand Coulee Dam in Washington, he began an association with Sidney Garfield, MD, that resulted in the prototype of the modern health maintenance organization. Kaiser Permanente, directed by Garfield, survived a confrontation with organized medicine in the postwar years and then expanded rapidly...

Medical Director, EMS, Swedish Medical Center, Englewood, Colo. Correspondence: Stewart L. Greisman, DO, FACEP, Medical Director, EMS, Swedish Medical Center, 501 East Hampden Avenue, Englewood, CO 80150-0101 USA An unusual grouping of names highlights a puzzling dilemma for emergency medical services (EMS). Utstein is the name of an ancient abbey off the Norwegian coast, Henry Kaiser is the fa...