Lecture Notes in Mathematics (LNM)

From the publisher, Springer: "This series reports on new developments in mathematical research and teaching—quickly, informally and at a high level. The type of material considered for publication includes (1) Research monographs, (2) Lectures on a new field or presentation of a new angle in a classical field, and (3) Summer schools and intensive courses on topics of current research." There have been at least 2090 volumes published since 1964 to the present.