Báo cáo toán học: "a matrix representation of graphs and its spectrum as a graph invariant" ppt
Báo cáo toán học: "a matrix representation of graphs and its spectrum as a graph invariant" ppt
... electronic journal of combinatorics 13 (2006), #R34 13
a matrix representation of graphs and its
spectrum as a graph invariant
David Emms
Department of Computer Science
University of York, York ... Graph equivalence and characterization via a continuous
evolution of a physical analog, cond-mat/0209112.
[7] F. Harary, Frank and R. Z. Norman, Some propert...
Báo cáo khoa học: "METONYMY: REASSESSMENT, SURVEY OF ACCEPTABILITY, AND ITS TREATMENT IN A MACHINE TRANSLATION SYSTEM S" ppt
... Research Laboratory, New Mexico
State University, Las Cruces NM.
Yamanashi, Masa-aki. (1987). Metonymic
interpretation and associative
processes in natural language. In
Language and Artificial ... Labora-
tory, New Mexico State University,
Las Cruces NM.
Kamei, Shin-ichiro and Wakao, Takahiro.
(1992). Metonymy: reassessment, sur-
vey of acceptability, and its treatment...
Báo cáo hóa học: " Research Article Representation of 3D and 4D Objects Based on an Associated Curved Space and a General Coordinate Transformation Invariant Description" potx
... OF INVARIANT REPRESENTATIONS
FROM A STATISTICAL REPRESENTATION
AND FROM AN ABSTRACT GRAPH
Up to this point, we have associated a Riemann space to an
object and we have characterised the curvature ... is a statistical representation based on a novel his-
togram and the second representation is a topological one
based on an abstract graph. These representations are in...
Báo cáo toán học: " ON THE NUMBER OF FULLY PACKED LOOP CONFIGURATIONS WITH A FIXED" pot
... makes use of the fact that to any
matching X one can associate a Ferrers diagram λ(X) in a natural way (see Section 2.4
for a detailed explanation).
m
X
Figure 1.4. The matching composed out of ... right and interpreting a 0 as a unit up-step and a 1 as unit
right-step. From the starting point of the obtained path we draw a vertical segment up-
wards, and from th...
Báo cáo toán học: "An entropy proof of the Kahn-Lov´sz theorem a" ppsx
... extension of Br`egman’s theorem to general graphs was achieved by Kahn and
Lov´asz [8], and independently proved by Friedland [4].
Theorem 2 (Kahn-Lov´asz [8]). For G an arbitrary graph,
φ(G) ... A proof of the Kahn-Lov´asz theorem
The entropy proof of the Kahn-Lov´asz theorem is complicated by the fact that there can
be edges of the graph (and a fixed matching) amongst...
Báo cáo khoa học: The hyperfluidization of mammalian cell membranes acts as a signal to initiate the heat shock protein response pptx
... Enhanced Ras maturation by heat stress
was associated with a heightened activation of extra-
cellular signal-regulated kinase (ERK), a key mediator
of both mitogenic and stress signaling pathways, ... Suhan PJ (1985) Morphological study of
the mammalian stress response: characterization of
changes in cytoplasmic organelles, cytoskeleton, and
nucleoli, and appearance of int...
Báo cáo khoa học: Molecular identification of adrenal inner zone antigen as a heme-binding protein potx
... coli
strains, JM109 and Bl21, were purchased from Takara
(Kyoto, Japan) and Toyobo (Osaka, Japan), respectively.
QuikChange XL Site-Directed Mutagenesis Kit was from
Stratagene (La Jolla, CA, USA).
Construction ... heme-binding capacities of the wild-type hIZA1 and
mutants. The capacities were estimated by measuring the
A
402
⁄ A
280
ratios (mean and SD of triplicate expressio...
Báo cáo hóa học: " Non operative management of liver and spleen traumatic injuries: a giant with clay feet" pptx
... grade of BSI and careful selection
of candidates for NOM is advisable for a safe conservative
management choice.
In the most recent years a liberal and more aggressive
use of angiography has often ... mortality rate of
12.6%. The authors concluded that the majority of their
deaths were a result of delayed treatment of intra-abdom-
inal injuries, and suggested that 70...
Báo cáo toán học: "The independence number of graphs with large odd girth" ppt
... are designed to deal with the case when the average
degree of the graph is large. We shall prove that an r-regular graph without 3 and
5 cycles has an independence number of at least
α(G) ≥
nr
6
.
Indeed ... regular graphs in terms of a measure of the concentration of
edges.
Monien and Speckenmeyer in [6] investigated the special Ramsey number r
k
(q),
the largest numb...