Yasutsugu Fujita

According to our database, Yasutsugu Fujita authored at least 6 papers between 2009 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Contributions to Ma's conjecture concerning abelian difference sets with multiplier -1 (I).

Yasutsugu Fujita, Maohua Le

J. Comb. Theory, Ser. A, 2025

2024

Extensions of a Diophantine triple by adjoining smaller elements II.

Mihai Cipu, Andrej Dujella, Yasutsugu Fujita

Period. Math. Hung., September, 2024

2022

The extension of the D(-k)-pair k, k+1 to a quadruple.

Nikola Adzaga, Alan Filipin, Yasutsugu Fujita

Period. Math. Hung., 2022

2021

Diophantine triples with largest two elements in common.

Mihai Cipu, Andrej Dujella, Yasutsugu Fujita

Period. Math. Hung., 2021

2012

The extension of the <i>D</i>(-<i>k</i> ²)-pair {<i>k</i> ², <i>k</i> ² + 1}.

Yasutsugu Fujita, Alain Togbé

Period. Math. Hung., 2012

2009

Extensions of the <i>D</i>(∓<i>k</i> ²)-triples {<i>k</i> ², <i>k</i> ² ± 1, 4<i>k</i> ² ± 1}.

Yasutsugu Fujita

Period. Math. Hung., 2009