splancs (version 2.01-40)

is.points: Point Objects

Description

Tests for data in spatial point format.

Usage

is.points(p)

Arguments

p

any object.

Value

is.points returns TRUE if p is a points object, FALSE otherwise.

References

Rowlingson, B. and Diggle, P. 1993 Splancs: spatial point pattern analysis code in S-Plus. Computers and Geosciences, 19, 627-655; the original sources can be accessed at: http://www.maths.lancs.ac.uk/~rowlings/Splancs/. See also Bivand, R. and Gebhardt, A. 2000 Implementing functions for spatial statistical analysis using the R language. Journal of Geographical Systems, 2, 307-317.