Results 111 to 120 of about 159,936 (305)

Counting rational points on a certain exponential-algebraic surface

open access: yes, 2010
We study the distribution of rational points on a certain exponential-algebraic surface and we prove, for this surface, a conjecture of A.
Jonathan Pila, Pila, J, Pila, Jonathan
core   +1 more source

Uncovering G Protein‐Coupled Receptors: Novel Targets and Biomarkers for Predicting Glioma Prognosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Low‐grade gliomas (LGG) exhibit significant heterogeneity and recurrence risk. G protein‐coupled receptors (GPCR) contribute to glioma malignant progression, but their prognostic value remains unclear. This work attempts to formulate a GPCR‐based outcome‐predicting model for LGG. Methods Based on TCGA LGG data, the enrichment scores
Jun Yang   +4 more
wiley   +1 more source

The Bisector Surface of Rational Space Curves

open access: yes, 1998
Given a point and a rational curve in the plane, their bisector curve is rational [2]. However, in general, the bisector of two rational curves in the plane is not rational [3].
Myung-soo Kim, Gershon Elber
core  

Rational curves on a smooth Hermitian surface [PDF]

open access: yes
博士(理学)Doctor of ...
Oziro, Norifumi
core   +1 more source

Surface Reconstruction from Multiple Views using Rational B-Splines [PDF]

open access: yes, 2001
A method for reconstructing 3D rational B-spline surfaces from multiple views is proposed. The method takes advantage of the projective invariance properties of rational B-splines.
Stan Sclaroff   +3 more
core   +1 more source

Cognitive and Neuroimaging Divergence Between Juvenile and Adult FUS Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disorder characterized by progressive motor neuron degeneration. Fused in sarcoma (FUS)‐associated juvenile ALS (jALS) represents a distinct and aggressive subgroup with rapid deterioration and poor prognosis.
Alexandra V. Jürs   +7 more
wiley   +1 more source

On the singular locus of rational surface parametrizations [PDF]

open access: yes, 2012
Given a rational projective parametrization of a rational surface, we decompose (with the exception of the parametrization base points) the projective plane of parameters as union of sets such that in each of these sets the multiplicity of the achieved ...
Pérez Díaz, Sonia   +2 more
core  

Rational two-parameter families of spheres and rational offset surfaces

open access: yes, 2010
The present paper investigates two-parameter families of spheres in R3 and their corresponding two-dimensional surfaces Φ in R4. Considering a rational surface Φ in R4, the envelope surface Ψ of the corresponding family of spheres in R3 is typically non ...
Peternell, Martin
core   +1 more source

G-solid rational surfaces

open access: yesEuropean Journal of Mathematics
AbstractWe classify G-solid rational surfaces over the field of complex numbers for finite group actions.
openaire   +2 more sources

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