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A multiplicative universal property for real algebraic K-theory
Abstract
We prove that the real K-theory functor is lax symmetric monoidal. Moreover, it is initial among those real functors Wald∞gd→SpC2 that are additive and lax symmetric monoidal.
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BibTeX
@misc{heine2026multiplicative,
title = {{A multiplicative universal property for real algebraic $K$-theory}},
author = {Hadrian Heine and Markus Spitzweck and Paula Verdugo},
howpublished = {arXiv},
year = {2026},
month = sep,
doi = {10.48550/arxiv.2609.26741},
eprint = {2609.26741},
archivePrefix = {arXiv},
url = {https://arxiv.org/abs/2609.26741},
}
RIS
TY - UNPB
TI - A multiplicative universal property for real algebraic K-theory
AU - Hadrian Heine
AU - Markus Spitzweck
AU - Paula Verdugo
PY - 2026
DA - 2026/09/22
PB - arXiv
DO - 10.48550/arxiv.2609.26741
UR - https://arxiv.org/abs/2609.26741
AB - We prove that the real K-theory functor is lax symmetric monoidal. Moreover, it is initial among those real functors Wald_∞^gd→Sp^C_2 that are additive and lax symmetric monoidal.
ER -