noun
Mathematical term referring to the property of a system or space being complete, such as in metric spaces or logical systems.
実数の完備性は解析学の基礎である。
The completeness of the real numbers is fundamental to analysis.
この公理系の完備性を証明
Prove the completeness of this axiom system.
Compound of 完備 (kanbi, 'fully equipped; complete') + 性 (-sei, '-ness; property'). The term is used as a technical translation of mathematical 'completeness'.