2011-02-09から1日間の記事一覧
> // R = √(x1 - x0)^2 + (y1 - y0)^2 #r "System.Drawing" open System.Drawing let len (p0 : PointF) (p1 : PointF) = sqrt <| (p1.X - p0.X) + (p1.Y - p0.Y) len (new PointF(X = 2.0f, Y = 5.0F)) (new PointF(X = 5.0f, Y = 10.0F)) |> printfn "距離…