University of Minnesota, Duluth. Department of Mathematical Sciences2022-07-132022-07-131981-10-30https://hdl.handle.net/11299/228328This issue is numbered Volume 5, Number 5, but should almost certainly be Volume 5, Number 6, as it is immediately preceded (October 23, 1981) by Volume 5, Number 5, and followed (November 6, 1981) by Volume 5, Number 7.enDepartment of Mathematics and StatisticsUniversity of Minnesota DuluthNewsletter