Mathematical art of 20 equations with variations.Totally 28 Designs are zipped.All the files are in .stl format and zipped to reduce the file size.The files are named appropriately.BobySchwartzChmutovClebschCloseIso2CubeSphereDropeDuplinCyclidesHolesHyperboloidIcosahedronKleinLeminescapeOctahedronOrthocircleRoundCubeSinusSwarctzToupie
Thank you,-Kiran Bendigeri