Dr Maria Ivan | Department of Pure Mathematics and Mathematical Statistics

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Research Interests: Extremal Combinatorics, Ramsey Theory, Poset Saturation

College Affiliation: Fellow of Magdalene College

Previous Appointments: Szegő Assistant Professor of Mathematics, Stanford University

Publications

The saturation number for the diamond is linear

M Ivan, S Jaffe

– Bulletin of the London Mathematical Society

(2026)

58,

e70305

(doi: 10.1112/blms.70305)

A New Lower Bound for the Diagonal Poset Ramsey Numbers

M-R Ivan, BA Wessels

(2026)

(doi: 10.48550/arxiv.2602.16556)

(link to publication)

ALL ordinals are cop-robber ordinals

JC Chapital, T Flídr, M-R Ivan

– Theoretical Computer Science

(2026)

1068,

115789

(doi: 10.1016/j.tcs.2026.115789)

Linear Saturation for $\mathcal N$ via Butterflies

M-R Ivan, N Wang

(2025)

(doi: 10.48550/arxiv.2511.08965)

Optimal Embeddings of Posets in Hypercubes

T Flídr, M-R Ivan, S Jaffe

(2025)

(doi: 10.48550/arxiv.2509.26630)

Saturation for Sums of Posets and Antichains

M-R Ivan, S Jaffe

(2025)

(doi: 10.48550/arxiv.2509.10294)

A Cop-Win Graph with Maximum Capture Time $ω$

T Flídr, M-R Ivan

(2025)

(doi: 10.48550/arxiv.2507.22276)

Gluing Posets and the Dichotomy of Poset Saturation Numbers

M-R Ivan, S Jaffe

(2025)

(doi: 10.48550/arxiv.2503.12223)

TURÁN DENSITIES FOR SMALL HYPERCUBES

D Ellis, M-R Ivan, I Leader

– SIAM Journal on Discrete Mathematics

(2025)

39,

1363

(doi: 10.1137/24m1710413)

The Maximum Number of Bases in a Family of Vectors

D Ellis, M-R Ivan, I Leader

(2025)

(link to publication)