IMA Journal of Numerical Analysis

Aims & Scope

The IMA Journal of Numerical Analysis (IMAJNA) publishes original contributions to all fields of numerical analysis; articles will be accepted which treat the theory, development or use of practical algorithms and interactions between these aspects.

Occasional survey articles are also published.

View Aims & Scope

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Metrics & Ranking

Impact Factor

Year	Value
2025	2.4
2024	2.30

Journal Rank

Year	Value
2024	1997

Journal Citation Indicator

Year	Value
2024	839

SJR (SCImago Journal Rank)

Year	Value
2024	1.666

Quartile

Year	Value
2024	Q1

h-index

Year	Value
2024	76

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Abstracting & Indexing

Journal is indexed in leading academic databases, ensuring global visibility and accessibility of our peer-reviewed research.

• Scopus
• Google Scholar
• Web of Science

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Subjects & Keywords

Journal’s research areas, covering key disciplines and specialized sub-topics in Mathematics, designed to support cutting-edge academic discovery.

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Most Cited Articles

The Most Cited Articles section features the journal's most impactful research, based on citation counts. These articles have been referenced frequently by other researchers, indicating their significant contribution to their respective fields.

• Two-Point Step Size Gradient Methods

  Citation: 2115

  Authors: JONATHAN, JONATHAN M.

• Computing the nearest correlation matrix--a problem from finance

  Citation: 642

  Authors: N. J.

• A new approach to variable selection in least squares problems

  Citation: 510

  Authors: M.

• A fast algorithm for matrix balancing

  Citation: 446

  Authors: P. A., D.

• A descent modified Polak–Ribière–Polyak conjugate gradient method and its global convergence

  Citation: 386

  Authors: Li, Weijun, Dong-Hui

• Accelerated Hermitian and skew-Hermitian splitting iteration methods for saddle-point problems

  Citation: 337

  Authors: Zhong-Zhi, Gene H.

• Numerical Solution of the Stable, Non-negative Definite Lyapunov Equation Lyapunov Equation

  Citation: 332

  Authors: S. J.

• Descent Property and Global Convergence of the Fletcher—Reeves Method with Inexact Line Search

  Citation: 329

  Authors: M.

• On the Barzilai and Borwein choice of steplength for the gradient method

  Citation: 301

  Authors: MARCOS

• Local error estimates for radial basis function interpolation of scattered data

  Citation: 300

  Authors: ZONG-MIN, ROBERT

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