Results 91 to 100 of about 2,226,189 (161)

On Riemannian manifolds endowed with a locally conformal cosymplectic structure

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
We deal with a locally conformal cosymplectic manifold M(φ,Ω,ξ,η,g) admitting a conformal contact quasi-torse-forming vector field T. The presymplectic 2-form Ω is a locally conformal cosymplectic 2-form.
Ion Mihai   +2 more
doaj   +1 more source

Map of Andrews County, Texas.

open access: yes, 1925
Map shows land ownership, university and public school land, existing and proposed railroad lines in Andrews County, Texas during the early twentieth century. Includes note and listing of abstract companies in various Texas counties.
Logan Map Company
core  

China 1:250,000 [cartographic material].

open access: yes, 1955
Ed. 1 - AMS. "Constructed and molded in [year] from China 1:250,000 AMS Series L500; Each map is individually titled by area and numbered within the series.; Topographic raised relief model map series of China.
United States. Army Map Service
core  

The hyperbolic Gauss map and quasiconformal reflections.

open access: yesJournal für die reine und angewandte Mathematik (Crelles Journal), 1986
We study the Gauss map and support functions of surfaces in hyperbolic 3- space whose principal curvatures satisfy \(| k_ i|
openaire   +2 more sources

India and Pakistan 1:250,000 [cartographic material] /

open access: yes, 1959
Various eds. Topographic map series of India and Pakistan showing populated places, railroads, boundaries and roads. Relief shown by contours and spot heights.
United States. Army Map Service.
core  

Bridging the Gap Between Ox and Gauss using OxGauss [PDF]

open access: yes
The purpose of this paper is to review and discuss the key improvements brought to OxGauss. Without having to install Gauss on his or her machine, the OxGauss user can run under Ox a wide range of Gauss programs and codes.
Laurent,Sébastien, Urbain,Jean-Pierre
core  

Manchuria 1:250,000 [cartographic material] /

open access: yes, 1950
Various eds. "Constructed and molded in 1950 from Manchuria 1:250,000."; Each sheet is named and numbered individually.; Includes glossary and index to adjacent sheets.; Place names in Chinese and Wades Giles romanisation.; Topographic raised relief ...
United States. Army Map Service.
core  

Indochina 1:100,000 [cartographic material] /

open access: yes, 1950
Various eds. Map series of Indochina showing roads, railways, canals, international and provincial boundaries, villages, churches, ruins, forest reserves, vegetation and cultivation. Relief shown by contours and spot heights.; "Copied ... from Carte de l'
United States. Army Map Service.
core  

Truk Islands : special strategic map

open access: yes, 1945
Scale 1:1,000,000 ; Lambert conformal conic projection. 1 map : color ; 46 x 68 cm. First edition-AMS 1. Prepared under the direction of the Chief of Engineers, U.S. Army ; compiled by the Army Map Service, February 1943. Standard map series designation:
United States. Army Map Service.
core   +1 more source

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