Journal profile · Computer Science-Computational Theory and Mathematics
Theory of Computing
ISSN 1557-2862 · University of Chicago, Department of Computer Science · UNITED STATES
Theory of Computing: CAS Zone 4 · Computer Science (2025 upgraded edition); impact factor 0.39; diamond open access (no APC); no APC; 16 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Theory of Computing is published by University of Chicago, Department of Computer Science and is in Zone 4 of Computer Science in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Complexity and Algorithms in Graphs, Advanced Graph Theory Research and Cryptography and Data Security, together about 43.9% of its articles. Its main subfields are Computational Theory and Mathematics and Artificial Intelligence. (generated from OpenAlex topic counts and CAS ranking data)
Established in 2004, Theory of Computing (ToC) is a diamond open-access journal dedicated to the widest dissemination of research in theoretical computer science.
From the journal's Aims & Scope
Research area (LetPub): Computer Science-Computational Theory and Mathematics
Editor-in-chief Shachar LovettPublisher website
Main research topics OpenAlex counts of recent articles; shares are approximate
- Complexity and Algorithms in GraphsComputer Science25.7%
- Advanced Graph Theory ResearchComputer Science10.5%
- Cryptography and Data SecurityComputer Science7.7%
- Machine Learning and AlgorithmsComputer Science7.2%
- Quantum Computing Algorithms and ArchitectureComputer Science6.5%
- Optimization and Search ProblemsComputer Science4.6%
- Coding theory and cryptographyComputer Science3.7%
- Computability, Logic, AI AlgorithmsComputer Science3.7%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Computer Science Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Computer Science | Zone 4 |
| Minor | Computer Science, Theory & Methods | Zone 3 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Computer Science Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Computer Science | Zone 4 |
| Minor | Computer Science, Theory & Methods | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Computer Science Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Computer Science | Zone 4 |
| Minor | Computer Science, Theory & Methods | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusDOAJLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
Web of ScienceDBLPPublisher website
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
- Impact factor
- 0.39LetPub ·
- CiteScore 2026-06
- 1.5LetPub ·
- SJR 2026-06
- 0.35LetPub ·
- SNIP 2026-06
- 0.65LetPub ·
- h-index
- 50OpenAlex ·
- i10-index
- 172OpenAlex ·
- 2-year mean citedness
- 5.88OpenAlex ·
- Self-citation rate
- 0%LetPub ·
- Share of gold OA articles
- 87.5%LetPub ·
Volume
- Articles per year
- 14LetPub ·
Articles by year OpenAlex count · 396 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 8 | 8 | 183 |
| 2025 | 16 | 16 | 3 |
| 2024 | 8 | 8 | 2 |
| 2023 | 12 | 12 | 3 |
| 2022 | 25 | 25 | 48 |
| 2021 | 12 | 12 | 47 |
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
- Submission to publication (journal-reported)
- about 60 weeksDOAJ ·
- Peer review
- Editorial review, Single anonymous peer reviewDOAJ
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
Diamond open access (no APC)DOAJ
Every article is open access and authors pay no article processing charge.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | No APC | No | CC BY | |
| Publisher website | No APC | — | — |
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
What to prepare3 items from the author guidelines
- Templates
- LaTeX
- First submission
- Free format: the journal's layout is not required
- Cover letter
- Required
Policy excerpts from the journal's websiteOpen access
- Open access
No author fees; free to readers and authors. Model summary
Theory of Computing is free to readers and free to authors.
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- University of Chicago, Department of Computer Science
- Country or region
- UNITED STATES
- Language
- English
- ISSN
- 1557-2862
- Official links
- Journal homepage ↗DOAJ
- Author guidelines ↗DOAJ
- Aims & Scope ↗DOAJ
- Special issues ↗Publisher website
- APC information ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗DOAJ
- Editorial board ↗DOAJ
FAQ
Frequently asked questions about Theory of Computing
What CAS zone is Theory of Computing in?
In the 2025 upgraded edition of the CAS Journal Ranking, Theory of Computing is in Zone 4 of Computer Science, and in Zone 3 of the minor category Computer Science, Theory & Methods. In the 2026 Xinrui edition it is in Zone 4 of Computer Science. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Theory of Computing?
The latest impact factor listed by LetPub is 0.39; CiteScore 1.5, h-index 50.
What are the manuscript requirements of Theory of Computing?
According to the journal's author guidelines: Templates: LaTeX; First submission: Free format: the journal's layout is not required; Cover letter: Required. A model extracted these from the author guidelines and each was checked against the text; check the latest version on the journal's website before submitting.
Which databases index Theory of Computing?
According to LetPub and DOAJ records, Theory of Computing is indexed in SCIE, Scopus and DOAJ. The journal's website also lists Web of Science and DBLP; that list has not been checked against each database.
Is Theory of Computing open access, and what is the APC?
Theory of Computing is a diamond open-access journal (no APC). It charges no article processing charge.
Sources and updates
The facts on this page come from LetPub, OpenAlex, DOAJ, 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 2026-08-25). Last updated: .