Báo cáo toán học: " Extending Arcs: An Elementary Proof" ppsx
Báo cáo khoa học: "Extending MARIE: an N -gram-based SMT decoder" pot
... of tar-
get language sentences is impracticable (τ is an infinite
set), the translation sentence is usually built incremen-
tally, composing partial translations of the source sen-
tence, which ... words. In contrast, the translation con-
text is differently taken into account. Whereas phrase-
based decoders employ translation units uncontextual-
ized, MARIE takes the translation unit contex...
Báo cáo toán học: "Positive diagonal and triangular operators " ppsx
... class="bi x0 y0 w1 h 1" alt =""
Báo cáo toán học: "Schrödinger operators with singular potentials " ppsx
... class="bi x0 y0 w1 h 1" alt =""
Báo cáo toán học: "The product of spectral measures " ppsx
... class="bi x0 y0 w1 h 1" alt =""
Báo cáo toán học: "Unicellular shifts on Banach spaces " ppsx
... class="bi x0 y0 w5 h 3" alt =""
Báo cáo toán học: "Solution to an Open Problem on the Integral Sum Graphs" ppt
... Finally people concentrate on the investigation on some
combinatorial parameters such as the sum numb er and the integral sum numb er
of some graphs (see [6, 7, 8]). Indeed, there are many problems ... Zhou, and Yanqin Feng
three categories. Firstly, one tries to find some new integral sum graphs (see
[1, 3, 4]). Secondly, one tries to construct some new integral sum...
Báo cáo toán học: "On Hopfian and Co-Hopfian Modules" potx
... necessary conditions of Hopfian and Co -Hopfian
modules. In particular, we show that the weakly Co -Hopfian regular module
R
R is
Hopfian, and the left
R-module M is Co -Hopfian if and only if the left R[x]/(x
n+1
)-
module
M[x]/(x
n+1
) ... R[x]/(x
n+1
)-
module
M[x]/(x
n+1
) is Co -Hopfian, where n is a positive integer.
2000 Mathematics Subject Classification:
Keywords: Hopfian modul...
Báo cáo toán học: " On the shadow of squashed" ppsx
... Australia
Abstract:
The shadow of a collection A of
k
-sets is defined as the collection of the
(
k
− 1)-sets which are contained in at least one
k
-set of A.Given|A|,thesizeof
the shadow is minimum when A is the ... minimize the shadow then
you have to take the first sets in the squashed order. This is a consequence of the
Kruskal-Katona theorem [4, 3]. Before...
Báo cáo toán học: " EVALUATION OF TRIPLE EULER SUMS" ppsx
... expressed as a rational linear combination of products of single and double Euler
sums of weight n.
We define the weight of a product of Euler sums as the sum of the arguments appearing
in the product. ... theorem, where we treat
the triple sums as unknowns. Thus we then know that there is an evaluation of the
triple sums in terms of rational linear combinations of...
Báo cáo toán học: "Short certificates for tournaments" ppsx
... ,v
n
}ofnvertices,wesaythatalabeledtournamentT
onVisconsistentwithH
ifT
isisomorphictoTandcontainsalledgesinH.Considerthefollowingprocedureforproducing
anisomorphismcertificate.Initially,defineH
0
=∅andletT
0
bethesetofalltournamentsonV
whichareconsistentwithH
0
(thatis;thesetofalltournamentswhichareisomorphictoT.)Note
thatT
0
containsn!/|Aut(T)|tournaments,whereAut(T)istheautomorphismgroup...
Báo cáo toán học: "ANALYSIS OF AN ASYMMETRIC LEADER ELECTION ALGORITHM" docx
... into an infinite sequence of consecutive intervals I
0
,I
1
,
ANALYSIS OF AN ASYMMETRIC LEADER ELECTION
ALGORITHM
Svante Janson Wojciech Szpankowski
∗
Department of Mathematics Department of Computer ... asymptotics of the mean and the variance of the height.
The next Theorem 2 provides an asymptotic expression for the distribution of the
height. We close this secti...
Báo cáo toán học: " Extending Arcs: An Elementary Proof" ppsx
... (2005), #N6 4
Extending Arcs: An Elementary Proof
T. Alderson
∗
Department of Mathematical Sciences
University of New Brunswick, Saint John, N.B., Canada
talderso@unb.ca
Submitted: Jan 19, 2005; ... K.
An arc is said to be complete if it possesses no extending points. A line is said to be a
tangent (resp. secant)ofanarcK if meets exactly one point (resp. two points) of K.
In...
Báo cáo toán học: "A Pfaffian–Hafnian Analogue of Borchardt’s Identity" ppt
... x
j
x
i
+ x
j
Hf(B
k,2n
).
the electronic journal of combinatorics 12 (2005), #N9 5
A Pfaffian–Hafnian Analogue of Borchardt’s
Identity
Masao ISHIKAWA
Faculty of Education, Tottori University
Koyama, Tottori, ... there appeared a bijective proof of Borchardt’s identity (see [13]). It will
be an interesting problem to give a bijective proof of (7) and (8).
the electronic journ...
Báo cáo toán học: "Trees with an On-Line Degree Ramsey Number of Fou" pdf
... ab, with the vertices m, n of M and c of
L replacing the vertices x, y of X and a of ab, respectively; and (ii) invocation of Claim
3.6 is replaced by invocation of Claim 3.9.
The proof of the ... vertices of degrees d
1
and d
2
.
Few graphs with on-line degree Ramsey number greater than 3 have hitherto been
identified. In this paper, we present the following classi...
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