Results 61 to 70 of about 419,531 (350)

Triangles In The De-Sitter Plane

open access: yesCumhuriyet Science Journal, 2019
The triangular varieties in the de-Sitter plane wereinvestigated and the formulas of triangles of non-degenerate andtype of triangles were obtained in terms of dihedral angles.
Tuğba Mert
doaj   +1 more source

Periodic balanced binary triangles [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2017
A binary triangle of size $n$ is a triangle of zeroes and ones, with $n$ rows, built with the same local rule as the standard Pascal triangle modulo $2$.
Jonathan Chappelon
doaj   +1 more source

On Broken Triangles [PDF]

open access: yes, 2014
A binary CSP instance satisfying the broken-triangle property (BTP) can be solved in polynomial time. Unfortunately, in practice, few instances satisfy the BTP. We show that a local version of the BTP allows the merging of domain values in binary CSPs, thus providing a novel polynomial-time reduction operation.
Martin C. Cooper   +3 more
openaire   +4 more sources

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

A New Quasi-Human Algorithm for Solving the Packing Problem of Unit Equilateral Triangles

open access: yesAbstract and Applied Analysis, 2014
The packing problem of unit equilateral triangles not only has the theoretical significance but also offers broad prospects in material processing and network resource optimization.
Ruimin Wang   +3 more
doaj   +1 more source

Stability of Imbalanced Triangles in Gene Regulatory Networks of Cancerous and Normal Cells

open access: yesFrontiers in Physiology, 2021
Genes communicate with each other through different regulatory effects, which lead to the emergence of complex network structures in cells, and such structures are expected to be different for normal and cancerous cells.
Abbas Karimi Rizi   +5 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

EKSPLORASI KONSEP ETNOMATEMATIKA PADA GERAK TARI TRADISIONAL SUKU LIO

open access: yesAksioma: Jurnal Program Studi Pendidikan Matematika, 2021
Culture is something that cannot be avoided in everyday life because culture is a complete and comprehensive unit that applies in a community. This allows mathematical concepts to be embedded in cultural practices.
Finsensius Yesekiel Naja   +2 more
doaj   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Maximum number of almost similar triangles in the plane

open access: yes, 2022
A triangle T ᵗ is ε-similar to another triangle T if their angles pairwise differ by at most ε. Given a triangle T , ε > 0 and n ∈ N, B´ar´any and Fu¨redi asked to determine the maximum number of triangles h(n, T, ε) being ε-similar to T in a planar ...
Clemen, Felix Christian   +2 more
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