2 papers
math.AT2024
Extending Adams' theorem from singly generated to periodic cohomology
John R. Harper, Lee Kennard
In 1960, J.F. Adams introduced secondary cohomology operations that are defined on cohomology elements on which sufficiently many Steenrod algebra elements vanish. This led to his…
math.CO2016
On H-Spaces and a Congruence of Catalan Numbers
Tamar Friedmann, John R. Harper
For an odd prime and the cyclic group of order , we show that the number of conjugacy classes of embeddings of in such that no element of has 1 as an eig…