What's the pattern of the pentagons? Is it the baseball-stitch of two dipentagons? Can the snake pattern of four pentagons fit? If it can, I'll have to bump up my count for volume 4 polyicosae. Rich -----Original Message----- From: math-fun-bounces+rschroe=sandia.gov@mailman.xmission.com on behalf of N. J. A. Sloane Sent: Thu 8/3/2006 11:27 AM To: math-fun@mailman.xmission.com; math-fun Cc: rcs@cs.arizona.edu Subject: Re: [math-fun] poly (regular) polyhedra; nasty floats Let me draw your attention to this old paper of mine! %title Four Icosahedra Can Meet at a Point %author H. Rossat %author N. J. A. Sloane %journal Geometriae Dedicata %volume 27 %pages 219-222 %date 1988 %Z Item 141 %type article Neil _______________________________________________ math-fun mailing list math-fun@mailman.xmission.com http://mailman.xmission.com/cgi-bin/mailman/listinfo/math-fun