Toshimichi Usuba

15 papers Journal 15
YearRankTypeTitle / Venue / Authors
2026 J jnl
Monotonicity of the ultrafilter number function.
Arch. Math. Log.
Toshimichi Usuba
2025 J jnl
On Recurrence Axioms.
Ann. Pure Appl. Log.
Sakaé Fuchino, Toshimichi Usuba
2021 J jnl
Strongly compact cardinals and the continuum function.
Ann. Pure Appl. Log.
Arthur W. Apter, Stamatis Dimopoulos, Toshimichi Usuba
2019 J jnl
Extendible cardinals and the mantle.
Arch. Math. Log.
Toshimichi Usuba
2019 J jnl
On the existence of skinny stationary subsets.
Ann. Pure Appl. Log.
Yo Matsubara, Hiroshi Sakai, Toshimichi Usuba
2018 J jnl
New combinatorial principle on singular cardinals and normal ideals.
Math. Log. Q.
Toshimichi Usuba
2017 J jnl
The downward directed grounds hypothesis and very large cardinals.
J. Math. Log.
Toshimichi Usuba
2016 J jnl
Subtlety and partition relations.
Math. Log. Q.
Toshimichi Usuba
2016 J jnl
Superstrong and other large cardinals are never Laver indestructible.
Arch. Math. Log.
Joan Bagaria, Joel David Hamkins, Konstantinos Tsaprounis, Toshimichi Usuba
2014 J jnl
Bounded dagger principles.
Math. Log. Q.
Toshimichi Usuba
2013 J jnl
Hierarchies of ineffabilities.
Math. Log. Q.
Toshimichi Usuba
2012 J jnl
Notes on the partition property of P
Arch. Math. Log.
Yoshihiro Abe, Toshimichi Usuba
2012 J jnl
Splitting stationary sets in (λ).
J. Symb. Log.
Toshimichi Usuba
2012 J jnl
Two-cardinal versions of weak compactness: Partitions of pairs.
Ann. Pure Appl. Log.
Pierre Matet, Toshimichi Usuba
2007 J jnl
Local saturation of the non-stationary ideal over P
Ann. Pure Appl. Log.
Toshimichi Usuba