On the $\eta$-inverted sphere
Algebraic Topology
2018-01-10 v3
Abstract
It is shown that the first and second homotopy groups of the -inverted sphere spectrum over a field of characteristic not two are zero. A cell presentation of higher Witt theory is given as well, at least over the complex numbers.
Keywords
Cite
@article{arxiv.1602.08798,
title = {On the $\eta$-inverted sphere},
author = {Oliver Röndigs},
journal= {arXiv preprint arXiv:1602.08798},
year = {2018}
}
Comments
19 pages, to appear in the TIFR Proceedings of the International Colloquium on K-theory 2016