Craters in Uganda

Description

Locations of craters in a volcanic field in Uganda

Usage

1

Format

A list corresponding to a Venables and Ripley point object with 120 observations

x numeric grid eastings
y numeric grid northings
area list bounding box with xl, xu, yl, yu
poly array polygon boundary with columns x and y

Source

Tinkler, 1971, - Bailey and Gatrell 1995, ch. 3.

References

Bailey, T. C. and Gatrell, A. C. 1995, Interactive spatial data analysis. Longman, Harlow.

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