Katsumasa Ishii

According to our database, Katsumasa Ishii authored at least 6 papers between 2001 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

A Sufficient Condition for a Prime to be a Sophie Germain Prime.

Katsumasa Ishii

Am. Math. Mon., 2024

2018

A proof of the leftmost reduction theorem for <i>λβη</i>-calculus.

Katsumasa Ishii

Theor. Comput. Sci., 2018

A note on decidability of variables in intuitionistic propositional logic.

Katsumasa Ishii

Math. Log. Q., 2018

2003

New sequent calculi for Visser's Formal Propositional Logic.

Katsumasa Ishii

Math. Log. Q., 2003

A note on the first incompleteness theorem.

Katsumasa Ishii

Math. Log. Q., 2003

2001

Sequent Calculi for Visser's Propositional Logics.

Katsumasa Ishii, Ryo Kashima, Kentaro Kikuchi

Notre Dame J. Formal Log., 2001