subproper en · ADJ
Etymology
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- Proto-Indo-European *per-der.? Proto-Indo-European *per-der.? Proto-Indo-European *pér Proto-Indo-European *-o Proto-Indo-European *pró Proto-Indo-European *pro- Proto-Italic *pro- Proto-Indo-European *preyH- Proto-Indo-European *-ós Proto-Indo-European *priHós Proto-Italic *prijos Proto-Italic *proprijos Latin propriusbor. Anglo-Norman proprebor. Middle English propre English proper English subproper From sub- + proper.
Meanings
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(not-comparable) Having some of the key characteristics of the proper property (which ones depend on the type of proper property).
An object can have several subproper centers or none at all. Figure 2 shows the proper center and some subproper centers for the letter E.
1987, Journal of the Optical Society of America, page 1795:Obviously, each perfect mapping is a proper mapping, each proper mapping is a subproper mapping and each subproper mapping is a compact-covering mapping.
2016, Shou Lin, Ziqiu Yun, Generalized Metric Spaces and Mappings, page 101:The author establishes some basic properties and two surjectivity theorems for subproper operators.
1988, Reviews in Global Analysis, 1980-86, page 344: