New effective bounds on the dimension of a linear system in P2. - Marcin Dumnicki; Witold Jarnicki (J. Symb. Comput., 2007)

Repeatedly Appending Any Digit to Generate Composite Numbers. - Jon Grantham; Witold Jarnicki; John Rickert; Stan Wagon (Am. Math. Mon., 2014)

Properties, proved and conjectured, of Keller, Mycielski, and queen graphs. - Witold Jarnicki; Wendy J. Myrvold; Peter W. Saltzman; Stan Wagon (Ars Math. Contemp., 2017)

Introducing Structure to Expedite Quantum Search. - Marcin Brianski; Jan Gwinner; Vladyslav Hlembotskyi; Witold Jarnicki; Szymon Plis; Adam Szady (CoRR, 2020)