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02/10/2022
Formalized functional analysis with semilinear maps
Semilinear maps are a generalization of linear maps between vector space...
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01/17/2021
A bi-directional extensible interface between Lean and Mathematica
We implement a user-extensible ad hoc connection between the Lean proof ...
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10/06/2020
Formalizing the Ring of Witt Vectors
The ring of Witt vectors 𝕎 R over a base ring R is an important tool in ...
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04/07/2020
Maintaining a Library of Formal Mathematics
The Lean mathematical library mathlib is developed by a community of use...
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01/28/2020
Simplifying Casts and Coercions
This paper introduces norm_cast, a toolbox of tactics for the Lean proof...
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01/28/2020
Normalizing Casts and Coercions
This system description introduces norm_cast, a toolbox of tactics for t...
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09/25/2019
A formal proof of Hensel's lemma over the p-adic integers
The field of p-adic numbers Q_p and the ring of p-adic integers Z_p are ...
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07/02/2019
Formalizing the Solution to the Cap Set Problem
In 2016, Ellenberg and Gijswijt established a new upper bound on the siz...
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12/05/2017