Mathematical analysis of small rhombicosidodecahedron (Archimedean solid) by hcr
Mathematical analysis of great rhombicosidodecahedron (the largest Archimedean solid) (Application of HCR' Theory of Polygon)
Mathematical analysis of great rhombicuboctahedron (an Archimedean solid) (Application of HCR's Theory of Polygon)
Phylogentic Tree Construction
