adams-spektralsequenz adamsspectralsequences algebra algebraicfields algebraicnumbertheory brauergroups c*-algebras classfieldtheory cobordismtheory com046000mat022000mat036000 combinatorics commutativealgebra commutativerings computers congresses fiberbundles(mathematics) general hilbertspace hopfalgebras ideals(algebra) mathematics may-spektralsequenz modules(algebra) noncommutativealgebras numbertheory operatingsystems radicaltheory representationsofalgebras representationsofrings(algebra) sheaftheory steenrod-algebra symplecticmanifolds syzygies(mathematics)