Extremal contractions, stratified Mukai flops and Springer maps
classification
🧮 math.AG
keywords
closurecontractionsextremalflopsmapsmukainilpotentorbit
read the original abstract
We prove that two Springer maps over a nilpotent orbit closure with the same degree are connected by stratified Mukai flops and the latter is obtained by extremal contractions of a natural resolution of the nilpotent orbit closure.
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