Results 31 to 40 of about 147 (112)

Randomized Algorithms for Streaming Low‐Rank Approximation in Tree Tensor Network Format

open access: yesNumerical Linear Algebra with Applications, Volume 33, Issue 4, August 2026.
ABSTRACT In this work, we present the tree tensor network Nyström (TTNN), an algorithm that extends recent research on streamable tensor approximation, such as for Tucker and tensor‐train formats, to the more general tree tensor network format, enabling a unified treatment of various existing methods.
Alberto Bucci, Gianfranco Verzella
wiley   +1 more source

Fine multidegrees, universal Gröbner bases, and matrix Schubert varieties

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 2, August 2026.
Abstract We give a criterion for a collection of polynomials to be a universal Gröbner basis for an ideal in terms of the multidegree of the closure of the corresponding affine variety in (P1)N$(\mathbb {P}^1)^N$. This criterion can be used to give simple proofs of several existing results on universal Gröbner bases.
Daoji Huang, Matt Larson
wiley   +1 more source

A Shallow Echo: Artificial Intelligence and the Semantic Flattening of the Qur'an

open access: yesLearned Publishing, Volume 39, Issue 3, July 2026.
ABSTRACT Scriptural Arabic relies on highly intentional word choices, employing apparent synonyms and near‐synonyms that convey distinct semantic values based on their specific textual placement. Historically, computational translation has struggled to reproduce these precise textual boundaries. Addressing this issue, the present investigation assesses
Ekrema Shehab
wiley   +1 more source

Four‐Dimensional pp‐Wave Lie Groups and Harmonic Curvature

open access: yesMathematische Nachrichten, Volume 299, Issue 7, Page 1751-1780, July 2026.
ABSTRACT We determine all four‐dimensional Lie groups which have harmonic curvature. In parallel, a description of four‐dimensional pp‐wave Lie groups is obtained.
E. García‐Río   +2 more
wiley   +1 more source

From Nominalisation to Passive in Old Tibetan: Reconstructing Grammatical Meaning in an Extinct Language

open access: yesTransactions of the Philological Society, Volume 124, Issue 2, Page 314-356, July 2026.
Abstract Based on an analysis of the Old Literary Tibetan corpus—a corpus of the oldest documented Tibetic language—the present study provides evidence that literary Tibetan v3 verb stems (commonly termed ‘future’) initially encoded passive voice. New arguments put forward in this article range from Trans‐Himalayan nominal morphology to early Tibetan ...
Joanna Bialek
wiley   +1 more source

A Unified Framework for Fault‐Tolerant Metric Dimension of Layered Sequential Join Graphs With Applications to Hierarchical Networks

open access: yesExpert Systems, Volume 43, Issue 7, July 2026.
ABSTRACT Fault‐tolerant monitoring and reliable node identification are essential requirements in modern hierarchical communication systems such as IoT–Fog–Cloud architectures and distributed sensing networks. The fault‐tolerant metric dimension (FTMD) provides an effective graph‐theoretic framework for resilient localization and monitoring in such ...
Ghulam Haidar   +5 more
wiley   +1 more source

Lexicography for the third millennium

open access: yesIbérica, 2011
Emphasis on the functional approach to lexicography, for example the so-called Function Theory of Lexicography proposed by Bergenholtz and Tarp (2002, 2003 & 2004; see Tarp 2008 for a review), has promoted the vision that lexicography is at a crossroads ...
Pedro Antonio Fuertes Olivera, Sven Tarp
doaj  

The Compilation of Multilingual Concept Literacy Glossaries at the University of Cape Town: A Lexicographical Function Theoretical Approach

open access: yesLexikos, 2012
This article proposes a lexicographical approach to the compilation of multilingual concept literacy glossaries which may play a very important role in supporting students at institutions of higher education.
Dion Nkomo, Mbulungeni Madiba
doaj   +1 more source

From points to complexes: A concept of unexpectedness for simplicial complexes

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 1, July 2026.
Abstract In 2018, Cook, Harbourne, Migliore, and Nagel introduced the concept of unexpected hypersurfaces, which connects the study of Lefschetz properties of Artinian algebras defined by powers of linear forms to a family of interpolation problems.
Thiago Holleben
wiley   +1 more source

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