Volume 33, Issue 1 ( 2026)

Ramsey Numbers Through the Lenses of Polynomial Ideals and Nullstellensätze

Jesús A. De Loera, William J. Wesley

P1.1
- PDF
Eigenspace Embeddings of Imprimitive Association Schemes

Janoš Vidali

P1.2
- PDF
Combinatorial Enumeration of Lattice Paths by Flaws with Respect to a Linear Boundary of Rational Slope

Federico Firoozi, Jonathan Jedwab, Amarpreet Rattan

P1.3
- PDF
A Note on the Minimum Size of Turán Systems

Xizhi Liu, Oleg Pikhurko

P1.4
- PDF
Thron-Type Continued Fractions (T-Fractions) for Some Classes of Increasing Trees

Veronica Bitonti, Bishal Deb, Alan D. Sokal

P1.5
- PDF
Monochromatic Partitions in 2-Edge-Coloured Bipartite Graphs

Camila Fernández, Matías Pavez-Signé, Maya Stein

P1.6
- PDF
Treewidth of Generalized Hamming Graph, Bipartite Kneser Graph and Generalized Petersen Graph

Yichen Wang, Mengyu Cao, Zequn Lv, Mei Lu

P1.7
- PDF
Examining Kempe Equivalence via Commutative Algebra

Hidefumi Ohsugi, Akiyoshi Tsuchiya

P1.8
- PDF
New Bijective Proofs Pertaining to Alternating Sign Matrices

Takuya Inoue

P1.9
- PDF
On Cospectral Graphons

Jan Hladký, Daniel Iľkovič, Jared León, Xichao Shu

P1.10
- PDF