Notes on A^1-contractibility and A^1-excision [article]

Yuri Shimizu
2018 arXiv   pre-print
We prove that a smooth scheme of dimension n over a perfect field is A^1-weakly equivalent to a point if it is A^1-n-connected. We also prove an excision result for A^1-homotopy sheaves over a perfect field.
arXiv:1809.01895v1 fatcat:odttqa25ivgmbadzktdxtq6jyy