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The geometry of some two-character sets

2007
*
Designs, Codes and Cryptography
*

A projective (n, d, w 1 , w 2 ) q

doi:10.1007/s10623-007-9155-5
fatcat:2qtqopwfxnaijjmm7kugfkujzq
*set*(or a*two*-*character**set*for short) is a*set*S*of*n points*of*PG(d − 1, q) with*the*properties that*the**set*generates PG(d − 1, q) and that every hyperplane meets*the*... Here geometric constructions*of**some**two*-*character**sets*are given.*The*constructions mainly involve commuting polarities, symplectic polarities and normal line-spreads*of*projective spaces. ... We remark that most*of**the**two*-*character**sets*we constructed in this paper have*the*same parameters as*the**sets*constructed in [3, Sect. 7, Example SU2] but they have a different*geometry*. ...##
###
Введение расстояния взаимодействия в контексте геометрии расстояния для движений человека

2019
*
Чебышевский сборник
*

Notice that, from a formal point

doi:10.22405/2226-8383-2019-20-2-273-283
fatcat:uigfix6fkrazdbs35zmqfsr4qq
*of*view,*the*only particularity*of**the*dynDGP (w.r.t a standard distance*geometry*problem) is*the*fact that*the*vertex*set**of*is*the**set*product*of**two**sets*: (*the*objects ...*Some*initial works have shown that tools for distance*geometry*can be employed in this context [2, 17] , but they consider, as in*the*majority*of**the*applications in distance*geometry*,*the*Euclidean distance ...##
###
Slicing Hyperdimensional Oranges: The Geometry of Phylogenetic Estimation

2000
*
Molecular Phylogenetics and Evolution
*

Each

doi:10.1006/mpev.2000.0816
pmid:11020305
fatcat:amedgb4wgfe6zlke7syljebvtq
*of*these objects is placed in a vector space where*the**character*patterns are*the*basis vectors. ... This viewpoint allows intuitive understanding*of*various complex properties*of**the*phylogenetic estimation problem structure. ...*Geometry**of*Model Manifolds Given*the**characterization**of*stochastic tree models as manifolds, it is useful to first discuss*some*general properties*of**the**geometry**of**the*tree model manifolds. ...##
###
Page 136 of Psychological Review Vol. 43, Issue 2
[page]

1936
*
Psychological Review
*

By casting a doubt on

*the*axiomatic*character**of*parallel lines resulting from*the*construction*of**two*lines, both*of*which are in*the*same plane and at right angles to a third line in*the*same plane, ... and assuming that no parallels exist, non- Euclidean*geometry*claimed that*the*sum*of**the*angles*of*a triangle is greater than*two*right angles (23). ...##
###
Page 372 of Mathematics Teacher Vol. 29, Issue 8
[page]

1936
*
Mathematics Teacher
*

*the*

*geometry*

*of*real per- 16 A

*Set*

*of*Postulates for Plane Geomet! ...

*The*modern teaching

*of*geometr with

*the*emphasis on intuition as a basis, properly speaking, a union

*of*

*the*

*two*. ...

##
###
Characters of Abelian Groups

1933
*
Proceedings of the National Academy of Sciences of the United States of America
*

that

doi:10.1073/pnas.19.2.253
pmid:16587765
pmcid:PMC1085939
fatcat:ykig2oh3jjbi3nlwyxuxwijpaq
*the*product*of**two*functions satisfying (1) is another VOL. 19, 1933 25i3 function also satisfying (1), so that*the**set**of**characters**of**the*group form another group themselves. ... We studied*some*simple questions*of*this*geometry*in our first paper, especially rectilinear and circular solutions. ...##
###
Independence in combinatiorial geometries of rank three

1975
*
Canadian mathematical bulletin
*

In Section 2,

doi:10.4153/cmb-1975-042-9
fatcat:r54itllju5d2ravqghqgvx2f2i
*some*properties*of**the*sequence {P n } neN and*the*function P 00 associated with*the*line structure P for a combinatorial*geometry*(V, S)*of*rank ...*The*line structure for (V, S) is*the*function P:2 V ->2 V defined as follows: If X^ V, then P(Z)=X if X is a singleton*set*, and P(X) is*the*union*of*all Ye S such that F contains at least*two*elements ... In Section 2,*some*properties*of**the*sequence {P n } neN and*the*function P 00 associated with*the*line structure P for a combinatorial*geometry*(V, S)*of*rank three are developed. ...##
###
CFD ANALYSIS OF THE SPACER GRIDS AND MIXING VANES EFFECT ON THE FLOW IN THE CHOSEN PART OF THE TVSA-T FUEL ASSEMBLY

2015
*
Acta Polytechnica
*

*Some*inevitable

*geometry*simplifications

*of*

*the*spacer grid

*geometry*were performed. ... Vortex structures disappear approximately 50 mm behind

*the*mixing vanes but

*the*basic spiral

*character*

*of*

*the*flow is preserved in

*the*whole area between

*two*following spacer grids.</p> ... Acknowledgements This work was done as partial fulfilment

*of*

*the*requirements for

*the*degree

*of*Master

*of*Science in Nuclear Power Devices at

*the*Czech Technical University in Prague, Faculty

*of*Mechanical ...

##
###
Quantum process and the foundation of relational theories of space-time
[article]

2003
*
arXiv
*
pre-print

*The*relations among these objects are

*the*base for a pregeometry

*of*discrete

*character*,

*the*continuous limit

*of*which gives rise to

*the*physical properties

*of*

*the*space and time. ... We present current theories about

*the*structure

*of*space and time, where

*the*building blocks are

*some*fundamental entities (yes-no experiment, quantum processes, spin net-work, preparticles) that do not ... time. 2

*Some*modern theories about

*the*relational

*character*

*of*space and time We don't want to go again in

*the*arguments given by

*the*

*two*positions. ...

##
###
The Chronicles of Narnia

2006
*
ACM SIGGRAPH 2006 Courses on - SIGGRAPH '06
*

This was done by allowing animators to publish a

doi:10.1145/1185657.1185719
dblp:conf/siggraph/HiebertDKNRT06
fatcat:aqly6kdyvvbbteosaq2nfmjrym
*character*, which would bake out*the*animation into*two*resolutions*of*cached*geometry*files. ... Centaurs*The*centaurs for*the*show were*some**of**the*most challenging*characters*. ...##
###
Page 3291 of Mathematical Reviews Vol. , Issue 83h
[page]

1983
*
Mathematical Reviews
*

If m=4 and g=2

*two*other descriptions*of*a partial*geometry*with*the*(dual) parameters*of*pg(2) are known. ... Section 2 uses*character*theory to prove*some*well-known results on graphs and to demonstrate a method for proving*the*nonexistence*of*Moore graphs*of*diameter greater than 2. ...##
###
Tifinagh Character Recognition Using Geodesic Distances, Decision Trees & Neural Networks

2011
*
International Journal of Advanced Computer Science and Applications
*

*The*recognition

*of*Tifinagh

*characters*cannot be perfectly carried out using

*the*conventional methods which are based on

*the*invariance, this is due to

*the*similarity that exists between

*some*

*characters*... In this paper we propose a direct method based on

*the*calculation

*of*what is called Geodesic Descriptors which have shown significant reliability vis-à-vis

*the*change

*of*scale, noise presence and geometric ... This paper is organized as follows: section

*two*provides an overview on Tifinagh

*characters*, section three describes

*some*

*of*

*the*basic notions

*of*Riemannian

*geometry*and explains

*the*method we applied, ...

##
###
A THEORETICAL INVESTIGATION OF THE Si - Si DOUBLE BOND IN A SERIES OF SUBSTITUTED DISILENES

1994
*
Main Group Metal Chemistry
*

Previous theoretical investigations

doi:10.1515/mgmc.1994.17.6.403
fatcat:3rsd5gs7gvhajfzdmjkjuf2noi
*of*disilenes have concentrated on*the**geometry*and stability*of*disilene, Si 2 H 4 , in*the*singlet state, relative to its*geometry*and stability in*the*lowest lying ... Inclusion*of*d-orbital functions in*the*silicon basis*set*reverses these states.*The*goal*of*this study is to investigate*the*bonding in*the*known disilenes and to compare ... In order to further study*the*effect*of*aromatic ring substituents, calculations were done on tetraphenyl disilene in*two**geometries*, one corresponding to*the*mesityl*geometry*(*two*rings approximately ...##
###
Page 340 of Mathematical Reviews Vol. , Issue 98A
[page]

1998
*
Mathematical Reviews
*

*The*z-

*character*

*of*a filter is

*the*cardinality

*of*

*the*smallest

*set*that is dense (in

*the*partial order sense) in

*the*filter;

*the*z-

*character*

*of*a Boolean algebra is

*the*sup

*of*

*the*z-

*characters*

*of*its ...

*The*paper under review serves as a clear, self-contained, read- ily accessible, fairly elementary introduction to

*some*

*of*

*the*ideas in sub-Riemannian

*geometry*. ...

##
###
Page 338 of IBM Journal of Research and Development Vol. 2, Issue 4
[page]

1958
*
IBM Journal of Research and Development
*

338
lows

*some*simple rules that are*set*down very precisely. To discover a proof, on*the*other hand, requires ingenuity and imagination. ...*The*rules formalized into*the*vector function that transforms*the**character**of*a problem into a sequence*of*designated methods*of*approach and*the*estimated merit*of*each will in general fall into*two*...
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