Puzzling and apuzzling graphsFootnote
Peer review under responsibility of Kalasalingam University.
Footnote
This work was partially supported by NSF grant DMS 0611020 through the Center for Women in Mathematics at Smith College. In addition, the authors would like to thank Ruth Haas, Joan Hutchinson, and the referee for many helpful comments.

Daphne Gold Seattle, Seattle, WA 98101, United States

James Henle Smith College, Northampton, MA 01063, United StatesCorrespondence[email protected]

Cherry Huang Smith College, Northampton, MA 01063, United States

Tia Lyve Ames, IA 50010, United States

Tara Marin Smith College, Northampton, MA 01063, United States

Jasmine Osorio Lowe’s, Charlotte, NC 28269, United States

Mäneka Puligandla Dana Farber Institute, Boston, Boston, MA 02115, United States

Bayla Weick Palantir Technologies, New York, NY 10011, United States

Jing Xia Smith College, Northampton, MA 01063, United States

He Yun Smith College, Northampton, MA 01063, United States

Jize Zhang University of Washington, Seattle, WA 98195, United States

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