DELETION CONSTRUCTIONS OF SYMMETRIC 4-CONFIGURATIONS. PART I

Leah Wrenn Berman, Branko Gr¨unbaum, Gr¨ Gr¨unbaum
unpublished
By deletion constructions we mean several methods of generation of new geometric configurations by the judicious deletion of certain points and lines, and introduction of other lines or points. A number of such procedures have recently been developed in a systematic way. We present here one family of such constructions, and will describe other families in the following parts.
fatcat:pp2ccn2ajzcwvjhqxdyswwfvsy