Recent Blogs
Helicograph: Ideal Archimedean Spiral Calculator | FIRGELLI
Explore planar Archimedean-spiral radius, radial advance and pitch constant. The rotating-arm illustration is conceptual; drawing accuracy and historical instrument details are not calculated.
Ovoid Curve: Declared Convex Limacon Geometry
Explore the convex limaçon r=R(1+e cos theta). Calculate minimum, maximum and selected-point radii and a polygonal approximation to its perimeter.