precovering

precovering

English

Etymology

pre- +‎ covering

Adjective

precovering (not comparable)

1. (mathematics) This term needs a definition. Please help out and add a definition, then remove the text {{rfdef}}.
   • 2015, Junfu Wang, Zhaoyong Huang, “Applications of Exact Structures in Abelian Categories”, in arXiv‎:

     In this case, we get a strengthened version of the translation of the Wakamatsu lemma to the exact context, and also prove that subcategories which are ${\\displaystyle {\\mathcal {E}}}$-resolving and epimorphic precovering with kernels in their right ${\\displaystyle {\\mathcal {E}}}$-orthogonal class and subcategories which are ${\\displaystyle {\\mathcal {E}}}$-coresolving and monomorphic preenveloping with cokernels in their left ${\\displaystyle {\\mathcal {E}}}$-orthogonal class are determined by each other.

Verb

precovering

1. (astronomy) present participle of precover

See also

• precovery