From a077857474685cedf69ca2ec1179788bec87be36 Mon Sep 17 00:00:00 2001 From: Robby Findler Date: Mon, 13 Aug 2012 13:00:20 -0500 Subject: [PATCH] clarify star-polygon docs closes PR 13017 --- collects/teachpack/2htdp/scribblings/image.scrbl | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/collects/teachpack/2htdp/scribblings/image.scrbl b/collects/teachpack/2htdp/scribblings/image.scrbl index a5b32b5133..7d4f3356d1 100644 --- a/collects/teachpack/2htdp/scribblings/image.scrbl +++ b/collects/teachpack/2htdp/scribblings/image.scrbl @@ -542,9 +542,10 @@ other. The top and bottom pair of angles is @racket[angle] and the left and righ Constructs an arbitrary regular star polygon (a generalization of the regular polygons). The polygon is enclosed by a regular polygon with @racket[side-count] sides each @racket[side-length] long. The polygon is actually constructed by going from vertex to - vertex around the regular polgon, but skipping over every @racket[step-count] vertices. + vertex around the regular polgon, but connecting every @racket[step-count]-th vertex + (i.e., skipping every @racket[(- step-count 1)] verticies). - For examples, if @racket[side-count] is @racket[5] and @racket[step-count] is @racket[2], + For example, if @racket[side-count] is @racket[5] and @racket[step-count] is @racket[2], then this function produces a shape just like @racket[star]. @mode/color-text