Jialei Song

collaborators

2 papers

math.CO2026

Triangles in graphs without the expansion of $4$ -cycle

Jialei Song, Qi Wu, Long-Tu Yuan

The expansion $F^{△}$ of a graph $F$ is the graph obtained from $F$ by replacing each edge with a triangle. Lv \etal proposed a conjecture on the maximum number of triangle…

math.CO2025

Tetrahedron Conjecture in the $ℓ_{2}$ -norm

Levente BodnÃ¡r, Wanfang Chen, Jinghua Deng +5

The famous Tetrahedron Conjecture of TurÃ¡n from the 1940s asserts that the number of edges in an $n$ -vertex $3$ -graph without the tetrahedron, the complete $3$ -graph on four verti…

Triangles in graphs without the expansion of 4-cycle

Tetrahedron Conjecture in the ℓ2​-norm

Triangles in graphs without the expansion of $4$ -cycle

Tetrahedron Conjecture in the $ℓ_{2}$ -norm