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Volume 21B (2021): To the Three Forefathers of Combinatorial Game Theory: The John Conway, Richard Guy, and Elwyn Berlekamp Memorial Volume

Preface by Richard J. Nowakowski

• A1: The Game of Flipping Coins
  • Anthony Bonato, Melissa A. Huggan, and Richard J. Nowakowski
    • Abstract PDF
      DOI: 10.5281/zenodo.10939615

• A2: The Game of Blocking Pebbles
  • Kyle Burke, Matthew Ferland, Michael Fisher, Valentin Gledel, and Craig Tennenhouse
    • Abstract PDF
      DOI: 10.5281/zenodo.10939623

• A3: Transverse Wave: An Impartial Color-propagation Game Inspried by Social Influence and Quantum Nim
  • Kyle Burke, Matthew Ferland, and Shang-Hua Teng
    • Abstract PDF
      DOI: 10.5281/zenodo.10939646

• A4: A Note on Numbers
  • Alda Carvalho, Melissa A. Huggan, Richard J. Nowakowski, and Carlos Pereira dos Santos
    • Abstract PDF
      DOI: 10.5281/zenodo.10939650

• A5: Ordinal Sums, Clockwise Hackenbush, and Domino Shave
  • Alda Carvalho, Melissa A. Huggan, Richard J. Nowakowski, and Carlos Pereira dos Santos
    • Abstract PDF
      DOI: 10.5281/zenodo.10939654

• A6: Advances in Finding Ideal Play on Poset Games
  • A. Clow and S. Finbow
    • Abstract PDF
      DOI: 10.5281/zenodo.10939664

• A7: Strings-and-Coins and Nimstring are PSPACE-complete
  • Erik D. Demaine and Yevhenii Diomidov
    • Abstract PDF
      DOI: 10.5281/zenodo.10939674

• A8: Partizan Subtraction Games
  • Eric Duchêne, Marc Heinrich, Richard Nowakowski, and Aline Parreau
    • Abstract PDF
      DOI: 10.5281/zenodo.10939678

• A9: Circular Nim Games CN(7,4)
  • Matthieu Dufour, Silvia Heubach, and Anh Vo
    • Abstract PDF Corrigendum
      DOI: 10.5281/zenodo.10939686

• A10: Misère Domineering on 2 x n Boards
  • Aaron Dwyer, Rebecca Milley, and Michael Willette
    • Abstract PDF
      DOI: 10.5281/zenodo.10939697

• A11: Relator Games on Groups
  • Zachary Gates and Robert Kelvey
    • Abstract PDF
      DOI: 10.5281/zenodo.10939703

• A12: Playing Bynum's Game Cautiously
  • L. R. Haff
    • Abstract PDF
      DOI: 10.5281/zenodo.10939705

• A13: Genetically Modified Games
  • Melissa A. Huggan and Craig Tennenhouse
    • Abstract PDF
      DOI: 10.5281/zenodo.10939710

• A14: Game Values of Arithmetic Functions
  • Douglas E. Iannucci and Urban Larsson
    • Abstract PDF
      DOI: 10.5281/zenodo.10939716

• A15: A Base-p Sprague-Grundy Type Theorem for p-calm Subtraction Games: Welter's Game and Representations of Generalized Symmetric Groups
  • Yuki Irie
    • Abstract PDF
      DOI: 10.5281/zenodo.10939718

• A16: Recursive Comparison Tests for Dicot and Dead-ending Games Under Misère Play
  • Urban Larsson, Rebecca Milley, Richard Nowakowski, Gabriel Renault, and Carlos Santos
    • Abstract PDF
      DOI: 10.5281/zenodo.10939720

• A17: Impartial Games with Entailing Moves
  • Urban Larsson, Richard J. Nowakowski, and Carlos P. Santos
    • Abstract PDF
      DOI: 10.5281/zenodo.10939722

• A18: Extended Sprague-Grundy Theory for Locally Finite Games, and Applications to Random Game-trees
  • James B. Martin
    • Abstract PDF
      DOI: 10.5281/zenodo.10939733

• A19: Grundy Numbers of Impartial Three-Dimensional Chocolate-Bar Games
  • Ryohei Miyadera and Yushi Nakaya
    • Abstract PDF
      DOI: 10.5281/zenodo.10940119

• A20: On the Structure of Misère Impartial Games
  • Aaron N. Siegel
    • Abstract PDF
      DOI: 10.5281/zenodo.10940127

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