preprojectiveとは 意味・読み方・使い方

形容詞

preprojective (not comparable)

1. (mathematics) Exhibiting a generalization of being projective, in which some, but not every surjective homomorphism splits.
   • 2015, Jie Ren, Yan Soibelman, “Cohomological Hall algebras, semicanonical bases and Donaldson-Thomas invariants for ${\displaystyle 2}$-dimensional Calabi-Yau categories”, in arXiv‎:

     Mozgovoy in the case of preprojective algebras)..

関連する語

• preprojection