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Academic Journal

Q3

Theory of Computing Systems

United StatesComputational Theory and Mathematics (Q3); Theoretical Computer Science (Q4)ISSN-matched source record
Q3Ranking
0.6Impact Factor (2025)
52H-index (SCImago 2025)
0.295SJR (2025)
1996-2026Coverage

About Theory of Computing Systems

Theory of Computing Systems is a scholarly journal published by Springer New York. SCImago 2025 lists it in Q3, with an SJR of 0.295 and H-index of 52.

Coverage: 1996-2026. Research categories: Computational Theory and Mathematics (Q3); Theoretical Computer Science (Q4).

Verified field sources

  • Journal Impact Factor: 0.6 — Official source; checked 2026-10-03. Journal metric year and editorial leadership as listed on the Springer Nature journal homepage.
  • Impact Factor year: 2025 — Official source; checked 2026-10-03. Journal metric year and editorial leadership as listed on the Springer Nature journal homepage.
  • Editor(s): Mitsunori Ogihara (Editor-in-Chief) — Official source; checked 2026-10-03. Journal metric year and editorial leadership as listed on the Springer Nature journal homepage.

Source-backed journal facts

ISSN(s)0025-5661, 1432-4350, 1433-0490
ISSN-L0025-5661
Source typeJournal
Publisher / hosting organisationSpringer Science+Business Media
Publisher country codeUS
Fully open access (OpenAlex)Not marked as fully open access; hybrid options may exist
DOAJ flag (OpenAlex)Not listed in OpenAlex metadata; this is not a direct DOAJ check
Works recorded in OpenAlex2,482
Citations recorded in OpenAlex50,782
OpenAlex H-index90
Years represented in OpenAlex1967–2026 (not the founding or closing dates)

Topics in published research

semigroups and automata theory; Complexity and Algorithms in Graphs; Computability, Logic, AI Algorithms; Advanced Graph Theory Research; Algorithms and Data Compression; Optimization and Search Problems.

OpenAlex classifies topics from published works. These topics are not the publisher’s official aims and scope.

Reported open-access list prices

3,190.00 USD; 2,590.00 EUR; 2,290.00 GBP

APC list prices reported by OpenAlex, which obtains this information from DOAJ. Confirm current charges, taxes, waivers and eligibility with the publisher; this is not a fee quotation.

Source: OpenAlex source record. Retrieved 2026-10-03. Source record updated 2026-10-02. OpenAlex metrics are different from SCImago metrics and the Clarivate Journal Impact Factor.

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