Items where Author is "Kaufmann, Ralph M."

Beilinson, Alexander and Berkovich, Vladimir and Colliot-Thelene, J.-L. and Drinfeld, Vladimir and Goncharov, Alexander and Harris, Michael and Katz, Nicholas M. and Kaufmann, Ralph M. and Marcolli, Matilde and Penkov, Ivan and Schechtman, Vadim and Skorobogatov, Alexei N. and Shokurov, Vyacheslav V. and Tsfasman, Michael and Voronov, Alexander A. and Zagier, Don and Zarhin, Yuri G. and Bogomolov, Fedor and Tschinkel, Yuri (2023) Memorial Article for Yuri Manin. Notices of the American Mathematical Society, 2023 (12).

Kaufmann, Ralph M. and Monaco, Michael (2022) Plus constructions, plethysm, and unique factorization categories with applications to graphs and operad-like theories. MPIM Preprint Series 2022 (62).

Gálvez-Carrillo, Imma and Kaufmann, Ralph M. and Tonks, Andrew (2019) Three Hopf algebras from number theory, physics & topology, and their common operadic, simplicial & categorical background. MPIM Preprint Series 2019 (47).

Kaufmann, Ralph M. and Lucas, Jason (2016) Decorated Feynman categories. MPIM Preprint Series 2016 (27).

Kaufmann, Ralph M. and Li, Dan and Wehefritz-Kaufmann, Birgit (2016) Notes on topological insulators. MPIM Preprint Series 2016 (18).

Kaufmann, Ralph M. and Zhang, Yongheng (2016) Permutahedral structures of $E_2$ operads. MPIM Preprint Series 2016 (28).

Kaufmann, Ralph M. and Ward, Ben C. (2014) Feynman categories. MPIM Preprint Series 2014 (16).

Kaufmann, Ralph M. and Khlebnikov, Sergei and Wehefritz-Kaufmann, Birgit (2014) Re-gauging groupoid, symmetries and degeneracies for graph Hamiltonians and applications to the gyroid wire network. MPIM Preprint Series 2014 (18).