Presentations -
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Automata theoretic methods in inverse semigroups
Akihiro Yamamura
Seminar (Milano, Italy) 2008.11 - 2008.11 Politechnico di Milano
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Automata theoretic methods in inverse semigroups
2008.11 - 2008.11
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Homomorphic encryptions of sums of groups
Akihiro Yamamura
Applied Algebra, Algebraic Algorithms, and Error Correcting Codes (Bangalore, India) 2007.12 - 2007.12
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Threshold anpnymous group identification and zero-knowledge proof
Akihiro Yamamura, Takashi Kurokawa, Junji Nakazato
Information Security and Privacy (Townsville, Australia) 2007.07 - 2007.07
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Threshold Zero-Knowledge Proof and Anonymous Group Identification
Akihiro Yamamura
Seminar (Shanghai, China) 2007.07 - 2007.07 上海交通大学
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Introduction on research in NICT
Akihiro Yamamura
Seminar (Shanghai, China) 2007.07 - 2007.07 上海交通大学
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Krull-Remak-Schmidt decompositions of orthocryptogroups
Akihiro Yamamura
Conference on Semigroups, Acts, and Categories with Applications to Graphs (Tarutu, Estonia) 2007.06 - 2007.06
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Krull-Remak-Schmidt theorem for orthocryptogroups
Akihiro Yamamura
Algebras, Languages and Computation (東邦大学) 2006.09 - 2006.09 東邦大学
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Research activities on cryptography
Akihiro Yamamura
INDIA-JAPAN ICT FORUM (Chennai, India) 2006.09 - 2006.09
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t-out-of-m anonymous group identification schemes
Akihiro Yamamura
Workshop on Fomal Languages and Automata (京都産業大学) 2006.09 - 2006.09
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Research activities on cryptography
Akihiro Yamamura
INDIA-JAPAN ICT FORUM (東京) 2006.04 - 2006.04 総務省
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Embedding theorems for HNN extensions of inverse semigroups
Akihiro Yamamura
Intenational Algebraic Conference (Ekaterinburg, Russia) 2005.08 - 2005.08
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Homomorphic encryptions and cryptographic protocols
Akihiro Yamamura
Equations in Groups and Applications of Algebraic Methods in Computer Science and Cryptology (Piestany, Slovak Republic) 2005.07 - 2005.07
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Embedding theorems for HNN extensions of inverse semigroups
Akihiro Yamamura
International Conference on Semigroups and Language (Lisbon, Portugal) 2005.07 - 2005.07
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Geometrical methods of Schutzenberger automata for embedding theorems of inverse semigroups
Akihiro Yamamura
Workshop on Fomal Languages and Automata (京都) 2005.07 - 2005.07 京都産業大学
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Oblivious transfer and private information retrieval based on the p-subgroup assumption
A.Yamamura, T,Jajcayova, T.Kurokawa
SOFSEM 2005 (Liptovsky Jan, Slovak Republic) 2005.01 - 2005.01 Slovak Society for Computer Science
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A class of inverse monoids acting on ordered forests
Akihiro Yamamura
68th Workshop on General Algebra (Dresden, Germany) 2004.06 - 2004.06
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Groups presented via partial automorphisms
Akihiro Yamamura
AMS International meeting (Pisa, Italy) 2002.06 - 2002.06 American Mathematical Society
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Groups presented via partial automorphisms
Akihiro Yamamura
Crema meeting (Crema, Italy) 2002.06 - 2002.06
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Generic algorithms and key agreement protocols based on group actions
Akihiro Yamamura
The twelfth international conference on algorithms and computations (Christ Church, New Zealand) 2001.12 - 2001.12