nLab H-infinity ring spectrum

Idea

An $H_\infty$-spectrum (Bruner, May, McLure & Steinberger 86) is a ring spectrum (i.e. a monoid object in the stable homotopy category) equipped with extra structure modelling extended power operations.

References

• Robert Bruner, Peter May, James McClure, Mark Steinberger, $H_\infty$-Ring Spectra and their Applications, Lecture Notes in Mathematics 1176, Springer (1986) [doi:10.1007/BFb0075405, pdf]

• Justin Noel, H-infinity is not E-infinity, Proceedings of the 4th Arolla Conference (arXiv:0910.3566)