1ulotteisia

1ulotteisia is a Finnish compound adjective used to describe objects or concepts that have a single dimension. In practice, it designates something that exists along one axis or degree of freedom, as opposed to two-dimensional or three-dimensional objects. The form often appears as part of a noun phrase, for example 1ulotteisia objekteja or 1ulotteisia signaaleja, in technical or specialized writing.

In standard Finnish, the typical expressions for one-dimensional are yksulotteinen or yksiulotteinen, while kaksulotteinen and kolmiulotteinen refer to two- and three-dimensional objects, respectively. The numeral form 1ulotteinen is primarily found in technical contexts such as mathematics, physics, programming, and data representation, where a numeric prefix is used for brevity or as a variable label. The spelling may vary, with some texts preferring hyphenation (1-ulotteinen) and others omitting the dash.

Contexts in which 1ulotteisia is used include mathematics and geometry to describe one-dimensional objects like lines or line segments, one-dimensional signals such as time series, and models constrained to a single degree of freedom in physics or computer science. The term emphasizes the dimensional limitation rather than inherent properties beyond that dimension.

Related terms include kaksulotteinen (two-dimensional) and kolmiulotteinen (three-dimensional), as well as more general discussions of ulottuvuus (dimension or extent) in Finnish terminology.