Hutchinson used abstract geometry to comprehend niche as N-dimensional hyper volume that is a special resource space which support organism survival. Recently, many ecologists maked niche equal to the resource utilization spectra.
Hutchinson用抽象的几何学将生态位理解为由N维环境空间中点的集合构成的超体积，即支持有机体生存的独特资源空间，近年来，许多生态学家则将生态位与资源利用谱等同。
