Alfredo Costa (CMUC, Univ. Coimbra) |
The Karoubi envelope and the Schützenberger category of a semigroup.
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2015-07-07 |
Alfredo Costa (Mat. FCTUC/CMUC) |
A categorical invariant of flow equivalence
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2011-01-25 |
Amílcar Sernadas (IST, Lisboa) |
Proof of the weak completeness of EQPL
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2005-03-15 |