Results 81 to 90 of about 15,345 (314)

GEOMETRIC PROPERTIES OF GEODESIC SPHERES IN A COMPLEX PROJECTIVE SPACE

open access: yes, 2023
We survey geometric properties of geodesic spheres in a complex projective space. These spheres can be regarded as the simplest examples in the class of all real hypersurfaces isometrically immersed into this projective space.
Maeda, Sadahiro
core   +1 more source

Finitistic Spaces with Orbit Space a Product of Projective Spaces

open access: yes, 2023
Let G = Z2 act freely on a nitistic space X. If the mod 2 cohomology of X is isomorphic to the real projective space RP^{2n+1} (resp. complex projective space CP^{2n+1}) then the mod 2 cohomology of orbit spaces of these free actions are RP1 x CPn (resp. RP2 x HPn) [7]. In this paper, we have discussed converse of these results. We have showed that if
Kumari, Anju, Singh, Hemant Kumar
openaire   +3 more sources

Interrogating the immune landscape of microsatellite stable RAS‐mutated colon cancer

open access: yesMolecular Oncology, EarlyView.
COLOSSUS project RAS‐mutated MSS colon cancer study explored transcriptomics and immune cell density by immunohistochemistry (IHC), Immunoscore (IS), ISIC/TuLIS scores, mutation counts, and detected different prevalences but similar microenvironment composition across immune markers with clinical relevance for future immunotherapy combination ...
Rodrigo Dienstmann   +61 more
wiley   +1 more source

Spaces which look like quaternionic projective 𝑛-space

open access: yes, 1982
The projective n n -spaces which correspond to the various multiplicative structures on the three sphere are studied. Necessary and sufficient conditions for a projective n n -space to extend to a projective
C. A. McGibbon
core   +1 more source

On geometry of orbits of adapted projective frame space

open access: yesДифференциальная геометрия многообразий фигур, 2019
The current paper continues consideration of geometry of projective frame orbits started in the author’s article in the previous issue. The n-dimensional projective space with a distinguished point (the center) is considered.
A. Kuleshov
doaj   +1 more source

Self-maps of projective spaces [PDF]

open access: yesTransactions of the American Mathematical Society, 1982
The classical projective n n -spaces (real, complex, and quaternionic) are studied in terms of their self maps, from a ...
openaire   +2 more sources

Establishment of a humanized patient‐derived xenograft mouse model of high‐grade serous ovarian cancer for preclinical evaluation of combination immunotherapy

open access: yesMolecular Oncology, EarlyView.
We have established a humanized orthotopic patient‐derived xenograft (Hu‐oPDX) mouse model of high‐grade serous ovarian cancer (HGSOC) that recapitulates human tumor–immune interactions. Using combined anti‐PD‐L1/anti‐CD73 immunotherapy, we demonstrate the model's improved biological relevance and enhanced translational value for preclinical ...
Luka Tandaric   +10 more
wiley   +1 more source

Cohomology of coherent sheaves on projective schemes [PDF]

open access: yes, 2022
Let X be a projective scheme of dimension n over a an algebraically closed field k and let OX denote its structure sheaf. Let F be any coherent sheaf of OX-modules. In this essay, we wish to compute the sheaf cohomology Hi(X,F), for i ∈ Z.
Sainhery, Phrador
core  

Neural Network-Based Projective Grid Model for Learning Representation of Surface and Wave Foams

open access: yesIEEE Access
In this paper, we propose a projective grid model that enables learning representation of foam effects using artificial neural networks. In 3D fluid simulations, foam is one of the most representative secondary effects in water.
Jong-Hyun Kim
doaj   +1 more source

Relativistic Localizing Processes Bespeak an Inevitable Projective Geometry of Spacetime

open access: yesAdvances in High Energy Physics, 2017
Surprisingly, the issue of events localization in spacetime is poorly understood and a fortiori realized even in the context of Einstein’s relativity.
Jacques L. Rubin
doaj   +1 more source

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