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Constructive Approximation

Springer New York · United States · Est. 1985

ISSN1432-0940

SJR Q1✓ WOS SCIE✓ Scopus / SJR

/ 100

High Trust

PubScope credibility score from verifiable indexing & ethics signals

Score Breakdown

◆ WoS flagship (SCIE/SSCI/AHCI)78

✓ Corroboration (2 more)+12

Total90

Level data: Norwegian Register (HK-dir), NLOD 2.0. · Third-party records · how this is calculated · Report an error →

⚡ Speed vs Prestige

How does this journal balance review speed with impact level?

526

days submission → published

measured · last 18 articles · accept 459d

SJR Rank

Top 25% in field

Impact Factor & Quartile · Web of Science (JCR)

✓ Indexed in the Web of Science Core Collection (SCIE) — Clarivate publishes an official Journal Impact Factor and JCR quartile for this journal.

See the official Impact Factor & quartile on the journal’s page ↗

The Impact Factor & JCR quartile are licensed by Clarivate — we link you to the official source instead of reprinting a number that can go out of date. Open metrics below: SCImago Q1. Source: Clarivate Journal Citation Reports.

SJR Scorei

1.285

H-Indexi

CiteScore

View ↗

Scopus metric · on the journal’s page

SNIPi

1.481

Total Worksi

1,491

Total Citationsi

38,767

2yr Mean Citednessi

0.97

Open Impact Factor alternative

Aims & Scope

Constructive Approximation is a mathematics journal focusing on Approximations, Expansions, and related research fields. Dedicated to potential theory, function theory, and functional analysis. Covers interpolation spaces and interpolation of operators. Includes comprehensive research on numerical analysis. Features studies on space of functions and special functions.

General Information

Country / RegionUnited States

Primary LanguageEnglish

1st Year Published1985

Frequency4 Issues Yearly

StatusActive (last: 2026)

Total Publications1,491

Publisher OrgSpringer Science+Business Media

Visit Journal Website

Submission Info

Peer Review—

Review Time—

Acceptance Rate—

OA License—

OA Rate—

Ethics & Quality

COPE Member✗ No

OASPA Member✗ No

Not on Predatory Lists✓ Yes

Think.Check.Submit Compliance

thinkchecksubmit.org

6/12 · 50%

✅

Do you know the journal / publisher?

Springer New York

✅

Does the journal have a website?

✓ Linked

✅

Is the ISSN verified?

1432-0940

✅

Indexed in a trusted database?

WoS, Scopus

❌

Peer review process documented?

N/A

❌

Follows ethical publishing standards (COPE)?

N/A

❌

APC fees clearly disclosed?

N/A

✅

Not on predatory/blacklists?

✓ Clean

❌

Long-term digital preservation?

N/A

❌

Plagiarism detection in place?

N/A

❌

Listed in DOAJ (verified OA)?

N/A

✅

Primary language documented?

English

Based on the Think.Check.Submit framework by DOAJ, COPE & OASPA. All data from verified open sources.

Publication & Citation Trend

Articles published

Citations received

255

2019

151

2020

849

2021

242

2022

257

2023

2024

2025

2026

Source: OpenAlex · Each year’s green bar = citations earned by that year’s papers, counted to date — so recent years look lower simply because their papers haven’t had time to be cited yet.

SJR Quartile by Discipline

Scimago ranks this journal separately in each subject category — its quartile can differ by discipline.

AnalysisQ1

Computational MathematicsQ1

Mathematics (miscellaneous)Q1

Subject Classification

Web of Science Categories

Mathematics

Scopus Categories

Mathematics (miscellaneous)Computational MathematicsAnalysis

Research Topics (OpenAlex)

Mathematical functions and polynomialsAdvanced Numerical Analysis TechniquesMathematical Approximation and IntegrationMathematical Analysis and Transform MethodsApproximation Theory and Sequence SpacesMatrix Theory and AlgorithmsHolomorphic and Operator TheoryAdvanced Harmonic Analysis ResearchIterative Methods for Nonlinear EquationsImage and Signal Denoising Methods

Frequently asked questions about Constructive Approximation

Is Constructive Approximation a predatory journal?

PubScope has no integrity flags on record for Constructive Approximation: it is indexed in Web of Science, Scopus, and is not on DOAJ's withdrawn list. Its PubScope Trust Score is 90/100. Indexing is a transparency signal, not a guarantee — always confirm fit and policies before submitting.

What is the impact factor of Constructive Approximation?

Constructive Approximation is indexed in the Web of Science Core Collection, so Clarivate publishes an official Journal Impact Factor for it (since the 2023 Journal Citation Reports, every Core Collection journal — including Arts & Humanities and Emerging Sources titles — receives one). PubScope links to Clarivate's official source rather than reprinting the number, which can be out of date. Its open 2-year mean citedness is 0.97.

Is Constructive Approximation indexed in Scopus and Web of Science?

Constructive Approximation is indexed in Web of Science, Scopus.