Results 31 to 40 of about 119,892 (309)

Carnap's Geometrical Methodology

open access: yesJournal for the History of Analytical Philosophy, 2023
In this paper, I will offer a novel perspective on Carnapian explication, understanding it as a philosophical analogue of the transfer principle methodology that originated in nineteenth-century projective geometry.
Matteo De Benedetto
doaj  

Cassirer and the Structural Turn in Modern Geometry

open access: yesJournal for the History of Analytical Philosophy, 2018
The paper investigates Ernst Cassirer’s structuralist account of geometrical knowledge developed in his Substanzbegriff und Funktionsbegriff (1910). The aim here is twofold.
Georg Schiemer
doaj   +1 more source

Projective geometry and spatial reasoning for STEM learning

open access: yesFrontiers in Education
Projective geometry is a prominent area in many fields including art, design, architecture, and mathematics, but how it can contribute to children’s spatial reasoning as well as a supplementary geometry to that of Euclid’s in school mathematics curricula
Jennifer S. Thom   +3 more
doaj   +1 more source

Bundles over Quantum RealWeighted Projective Spaces

open access: yesAxioms, 2012
The algebraic approach to bundles in non-commutative geometry and the definition of quantum real weighted projective spaces are reviewed. Principal U(1)-bundles over quantum real weighted projective spaces are constructed.
Tomasz Brzeziński, Simon A. Fairfax
doaj   +1 more source

Projective Texturing Uncertain Geometry: silhouette-aware box-filtered blending using integral radial images [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Projective texturing is a commonly used image based rendering technique that enables the synthesis of novel views from the blended reprojection of nearby views on a coarse geometry proxy approximating the scene.
M. Brédif
doaj   +1 more source

Features of the geometry of the five-dimensional pseudo-Euclidean space of index two [PDF]

open access: yesE3S Web of Conferences
The article is devoted to the study of the geometry of subspaces of a five-dimensional pseudo-Euclidean space. This space is attractive because all kinds of semi-Euclidean, semi-pseudo-Euclidean, hyperbolic three-dimensional spaces with projective ...
Artikbaev A., Mamadaliyev B.M.
doaj   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Harmonic maps in unfashionable geometries

open access: yes, 2001
We describe some general constructions on a real smooth projective 4-quadric which provide analogues of the Willmore functional and conformal Gauss map in both Lie sphere and projective differential geometry.
Burstall, F. E., Hertrich-Jeromin, U.
core   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Geometry of nonholonomic complexes in threedimensional projective space

open access: yesLietuvos Matematikos Rinkinys, 2003
In this article the differential geometry of nonholonomic complexes in threedimensional pro­jective space is considered.
Kazimieras Navickis
doaj   +3 more sources

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