Table of Contents, July 2005 (Volume XV, Issue 1)

Geombinatorics Quarterly Vol XV

July 2005 to April 2006


Issue 1, Issue 2, Issue 3, Issue 4


Table of Contents

July 2005 (Volume XV, Issue 1)

Editors Page………………………………………………………………………………………….3

New Essays

  • Two Possible, But Incomplete Proofs of a Euclidean Coloring Theorem
    By Peter D. Johnson, Jr…………………………………………………………………………….5

 

 

  • Geometry of Protein Structures. I. Why Hyperbolic Suffices are a Good Approximation for Beta-Sheets
    By Boguslaw Stec and Vladik Kerinovich………………………………………………………18

 

  • Cover-Up Squared II
    By Alexander Soifer……………………………………………………………………………………..28

 

  • 32 Two- Colored Points with No Empty Monochromatic Convex Fourgons
    By Rob van Gulik………………………………………………………………………………………32

 

  • The Classical Worm Problem- A Status Report
    By John E. Wetzel………………………………………………………………………………………..34

 

Letters to the Editor
             By Connie Campbell and William Staton………………………………………….43

            

             News

  • Monthly “Borrows” Geombinatorics’ Squares. Part II
    By Alexander Soifer…………………………………………………………………………………….44

 

Errata…………………………………………………………………………………………….173

 

Table of Contents

October 2005 (Volume XV, Issue 2)

Editors Page……………………………………………………………………………………52

New Essays

  • The Orchard Relation of Planar Configurations of Points I
    By Rolan Bacher and David Garber…………………………………………………………………54
  • Are Prisms and Antiprisms Boring? (Part III)
    By Branko Grünbaum…………………………………………………………………………………69
  • Separoids and a Tverberg-Type Problem
    By Ricardo Strausz……………………………………………………………………………………79

 

Letters to the Editor
By John E. Wetzel…………………………………………………………………………………………92           

Recent Books……………………………………………………………………………………………94

 

Table of Contents

January 2006 (Volume XV, Issue 3)

Editors Page……………………………………………………………………………………………100

Featured Essay

  • Imaginary Coloring
    By Jean-Paul Delahaye……………………………………………………………………………101

        New Essays

  • The Orchard Relation of Planar Configurations of Points II
    By Roland Bacher and David Garber………………………………………………………120

 

  • Covering Squares with Unit Squares
    By Mathew Kahle…………………………………………………………………………………….130

 

  • Scatters, Unavoidable Shapes, and Crystallization
    By Mathew Kahle…………………………………………………………………………………….138

 

  • Comment on Fox News
    By Jânos Pach and Gézá Tóth…………………………………………………………………150

 

Table of Contents

April 2006 (Volume XV, Issue 4)

Editors Page………………………………………………………………………..160

New Essays

 

  • Two Theorems Concerning the Babai Numbers
    By Peter Johnson and Albert Lee………………………………………………………….177

 

 

Book Reviews

  • The Failed Tests. A Review of M. Schifman’s, editor, You Failed Your Math Test, Comrade Einstein: Adventures and Misadventures of Young Mathematicians
    By Alexander Soifer……………………………………………………………………………191

 

  • The Book is now a book. A Review of P. Brass, W. Moser, and J. Pach’s Research Problems is Discrete Geometry
    By Alexander Soifer………………………………………………………………………………196

 

  Recent Books………………………………………………………………………………………202