quasiazimuthal equal-area polygon

Parameters: Polygon vertex count n ≥ 3

Description

Regular polygon as an equal-area projection with choice of vertex count.

Classifications

quasiazimuthal
equal-area

Graticule

Meridians: Straight lines radiating from the center pole, unequally spaced.
Parallels: Concentric polygons of the same vertex count.
Poles: Center pole is a point; opposite pole is the bounding polygon.

Parameters

Polygon vertex count: How may sides the polygon will have.

Origin

Waldo Tobler mentions the possibility in 2008 and illustrates the pentagonal case without mathematical development. Fully described by Daniel “daan” Strebe in 2018 as an example of the “radial oozing” technique for developing equal-area projections.

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