Keywords: F4 roots by 24-cell duals.svg en Two en 24-cells in F4 en Coxeter plane in dual configurations second as a trirectification of the first so nodes located in the center of the octahedral cell facets of the first These 48 vertices represent the root vectors of en F4 mathematics own Tomruen 12/14/10 File 24-cell_duals svg 24-cell Lie groups |