Journal profile · Mathematics
Illinois Journal of Mathematics
ISSN 0019-2082 · eISSN 1945-6581 · University of Illinois at Urbana-Champaign · UNITED STATES · Quarterly
Illinois Journal of Mathematics: CAS Zone 4 · Mathematics (2025 upgraded edition); subscription journal; community-reported acceptance: easy; 27 articles in 2025; indexed in ESCI and Scopus.
Scope
Aims, scope and focus
Illinois Journal of Mathematics is published by University of Illinois at Urbana-Champaign and is in Zone 4 of Mathematics in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Advanced Topics in Algebra, Holomorphic and Operator Theory and Homotopy and Cohomology in Algebraic Topology, together about 19% of its articles. Its main subfields are Mathematical Physics. (generated from OpenAlex topic counts and CAS ranking data)
Founded in 1957, the Illinois Journal of Mathematics (IJM) featured in its inaugural volume the papers of many of the world’s leading mathematicians. Since then, IJM has published many influential papers, including the proof of the Four Color Conjecture, and continues to publish original research articles in all areas of mathematics.
From the journal's Aims & Scope
Research area (LetPub): Mathematics
Editor-in-chief Rui Loja FernandesPublisher website
Main research topics OpenAlex counts of recent articles; shares are approximate
- Advanced Topics in AlgebraMathematics7.6%
- Holomorphic and Operator TheoryMathematics6%
- Homotopy and Cohomology in Algebraic TopologyMathematics5.5%
- Geometric and Algebraic TopologyMathematics5.4%
- Advanced Banach Space TheoryMathematics5.4%
- Algebraic Geometry and Number TheoryMathematics4.8%
- Geometric Analysis and Curvature FlowsMathematics4.8%
- Finite Group Theory ResearchMathematics4.8%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Mathematics Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Mathematics | Zone 4 |
| Minor | Mathematics | Zone 4 |
| Minor | Mathematics, Applied | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Mathematics Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Mathematics | Zone 3 |
| Minor | Mathematics, Applied | Zone 3 |
| Minor | Mathematics | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Not covered
Not covered by this edition.
Database indexing
ESCIScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
Web of ScienceMathSciNetzbMATHPublisher website
Other: Academic Search Alumni Edition, Academic Search Complete, Academic Search Elite, Academic Search Premier, Academic Search Ultimate, ArticleFirst, Business Source Alumni Edition, Business Source Complete, Business Source Elite, Business Source Premier, Business Source: Main Edition, Current Index to Statistics (Online), Referativnyi Zhurnal, Russian Academy of Sciences Bibliographies, Ulrichsweb
As the journal's website lists them, not checked against each database; for Web of Science editions the records above apply.
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- CiteScore 2026-06
- 1LetPub ·
- SJR 2026-06
- 0.54LetPub ·
- SNIP 2026-06
- 0.69LetPub ·
- h-index
- 32LetPub ·
- h-index
- 99OpenAlex ·
- i10-index
- 1,432OpenAlex ·
- 2-year mean citedness
- 0.51OpenAlex ·
- Self-citation rate
- 0%LetPub ·
- Share of gold OA articles
- 0%LetPub ·
Volume
- Articles per year
- 27LetPub ·
Articles by year OpenAlex count · 3,719 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 15 | 9 | 1 |
| 2025 | 27 | 7 | 10 |
| 2024 | 31 | 7 | 26 |
| 2023 | 32 | 5 | 56 |
| 2022 | 26 | 5 | 48 |
| 2021 | 27 | 17 | 76 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
- Average acceptance (community reports)
- EasyLetPub ·
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Subscription journalLetPub
A subscription journal: articles are read by subscription or purchase, and authors usually pay no publication charge.
No source has fee information yet; check the journal's website.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- University of Illinois at Urbana-Champaign
- Country or region
- UNITED STATES
- Frequency
- Quarterly
- ISSN
- 0019-2082
- Electronic ISSN
- 1945-6581
- Official links
- Journal homepage ↗OpenAlex
FAQ
Frequently asked questions about Illinois Journal of Mathematics
What CAS zone is Illinois Journal of Mathematics in?
In the 2025 upgraded edition of the CAS Journal Ranking, Illinois Journal of Mathematics is in Zone 4 of Mathematics, and in Zone 4 of the minor category Mathematics / Mathematics, Applied. In the 2026 Xinrui edition it is in Zone 3 of Mathematics. Zones from different editions, and from major and minor categories, are not interchangeable.
Which databases index Illinois Journal of Mathematics?
According to LetPub and DOAJ records, Illinois Journal of Mathematics is indexed in ESCI and Scopus. The journal's website also lists Web of Science, MathSciNet and zbMATH; that list has not been checked against each database.
Is Illinois Journal of Mathematics open access, and what is the APC?
Illinois Journal of Mathematics is a subscription journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex, Publisher website; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .