Building-like geometries of finite Morley Rank

Abstract

For any $n\ge 6$ we construct almost strongly minimal geometries of type $\bullet \stackrel{n}{-}\bullet \stackrel{n}{-}\bullet$ which are $2$-ample but not $3$-ample.

arXiv commentThe final version from May 2017, to appear in J. Eur. Math. Soc