弱等价的可达性秩
代数拓扑
2015-05-13 v2 范畴论
摘要
我们研究了组合模型范畴中平凡上纤维化和弱等价的可达性性质，并证明了弱等价可达性秩的一个估计值。特别地，我们证明了单纯集之间的弱等价类是有限可达的。
引用
@article{arxiv.1403.3042,
title = {The accessibility rank of weak equivalences},
author = {G. Raptis and J. Rosický},
journal= {arXiv preprint arXiv:1403.3042},
year = {2015}
}
备注
The main result is improved and its proof is simplified. To appear in Theory and Applications of Categories. 15 pages