... (α, β) if α−1 β ∈ S ∪ S −1 , where S −1 = {s 1 | s ∈ S} As the set S ∪ S −1 is closed under inverse, α−1 β ∈ S ∪ S −1 ⇔ β −1 α ∈ S ∪ S −1 so that we may naturally treat X(G, S) as an undirected ... is proved in Section Background We outline, below, the elements of graph theory, representation theory, and probability theory required for the statement ofthetheorem and the subsequent proof ... this article, we give a simple proofofthe result based on tail bounds for sums of independent operator-valued random variables established by R Ahlswede and A Winter [1] Our proof yields a stronger...
... that simplifies the o evaluation ofthe Hankel determinants of large and small Schr¨der numbers significantly o A proofofthe Aztec diamond theorem Let Πn (resp Ωn ) denote the set of n-tuples (π1 ... Λn denote the set of such n-tuples (τ1 , , τn ) of non-intersecting paths associated with domino tilings of ADn We shall establish a bijection ψ between the set of domino tilings of ADn to ... regarded as having six edges of unit length) to the center of another edge ofthe some domino D, such that the step is symmetric with respect to the center of D One can check that for each tiling there...
... edges parallel to the edges in the triangular lattice, and h a hive of size n Then the sum of h s entries at the two obtuse angles of p is greater than or equal to the sum of h s entries at the ... decreasing If R is a ring-with-basis isomorphic to Rep(GLn(C)), then it satisfies the det−1 and Pieri rules; we now show that the converse is true (Essentially the same observation is used in ... hives dec dec λµ of size n such that • the lower left entry is zero • the differences on the Northwest side ofthe hive give λ • the differences on the Northeast side ofthe hive give µ • the differences...
... COMPASS, COMPASS English as a Second Language (ESL), ASSET, and “Combined English Language Skills Assessment” (CELSA).4 The COMPASS ESL and CELSA tests were used only for ESL students The CELSA ... under this subpart of (1) The test taken by the student; (2) The date ofthe test; and (3) The student 's scores as reported by the test publisher, assessment center, or State Students Ineligible ... 16 students, the assessment center manually scored the tests For five of those eight students, the assessment center did not ensure that the tests were administered by certified test administrators...
... required the USMS to ask permission each day the USMS needed to use the system Ultimately, the FBI disabled five USMS radios because it said there was too much traffic The USMS Chief Inspector for the ... status of these components' LMRs follows 19 For purposes of this audit, obsolete systems are systems that are no longer supported by the manufacturer or the manufacturer is unable to supply spare ... that they can be received by the other systems This allows the agencies to continue using their existing systems but requires twice as much spectrum because each system occupies separate channels...
... instant the canoe glided into the obscurity ofthe shadows cast by the overhanging trees With the disappearance of Darius there came upon me the full sense of my responsibility, for I was the ... Yankees, an' the other is sneakin' in some corner!" There came the sound of hurried footsteps, and then the light ofthe lantern so far illumined the head ofthe stairway that I could see Darius, ... it as tough as is deserved These others are prisoners of war; but you two are traitors and spies, therefore must expect to fare according to your deserts." "That 's about the size of it, Amos,"...
... establish the global theorems in Section With theproofof Local Theorem in hand, we will see that the expansions of Sections 2–5 reduce immediately to two pairs of simple identities The first ... part oftheproofof Lemma 6.3 of [A2] tells us that the spectral expansion of I M εM (f )α satisfies the global multiplier estimate But the spectral expansion of I M εM (f )α is just the sum on the ... has been established in some special cases In the first article [I], we laid out the foundations ofthe process We also stated a series of local and global theorems, which together amount to a stabilization...
... Acknowledgments The second author acknowledges support by the University of Washington, Seattle, the Swiss National Science Foundation, and the Swedish National Research Council The idea oftheproofofthe ... t-tuples of d-symbols We let dim ∗ = d, dim ∞ = 0, and we set the dimension of a tuple of d-symbols as the sum ofthe dimensions ofthe constituting symbols 5.1 Cohomology groups of Z2 -quotients of ... functor from the induced subcategory of Graphs, consisting of all loopfree graphs, to Z2 -spaces (the category whose objects are Z2 -spaces and morphisms are Z2 -maps) ´ PROOFOFTHE LOVASZ CONJECTURE...
... Blatty s adaptation of his novel THE EXORCIST (1973) is the scariest movie made on the subject of demonic possession It has had the most psychological impact on its a udience since its release ... think of ourselves as masters of our universe: we’ve landed on the Moon, split the atom, and tamed the beasts of nature Seeing ourselves as anything less than perfect or at the bottom ofthe food ... imprison us and frustrate our curiosity about the infinite osmic spaces beyond the radius of c our sight and analysis These stories frequently emphasise the element of horror because fear is our...
... structure oftheproof Statement of theorems Basic concepts in theproof Logical skeleton oftheproof Proofs ofthe central claims Construction ofthe Q-system 2.1 Description ofthe Q-system 2.2 ... the classification of tame graphs, is proved in Theorem 8.1 By the classification of such graphs, this reduces theproofofthe Kepler conjecture to the analysis ofthe decomposition stars attached ... i = 1, This is rigid, and is the unique figure that satisfies the constraints The lemma follows 2.4 Overlap of simplices This section gives a proofofTheorem 2.9 (simplices in the Q-system not...
... types: linguistic awareness, psycholinguistic awareness, discourse awareness, communicative awareness, sociolinguistic awareness and strategic awareness • Linguistic awareness where the aim is ... approach and the steps it entails are important in diminishing or preventing students’ problems in writing? On the basis of these questions, the following hypothesis is put forward: If learners are ... randomization process later on) to be given the questionnaire The aim ofthe learners’ questionnaire is to gauge the students’ level of awareness ofthe writing process and the writing techniques underlying...
... Descriptions Task Task Description Propulsion The MSL propulsion subsystem comprises two independently operated subsystems: cruise stage (CS) propulsion and the descent stage (DS) The CS propulsion subsystem ... incurring the resultant costs, NASA s Associate Administrator for the Science Mission Directorate should reassess the sufficiency ofthe Project s funding based on our calculations In addition, the MSL ... Project s history of cost estimation, reassess the sufficiency of available reserves, and adjust funding accordingly Management s Response The Associate Administrator for the Science Mission Directorate...
... biological osteosynthesis has gained a reputation in fracture treatment Minimally invasive plate osteosynthesis (MIPO) techniques minimize the extent of soft tissue trauma to the injury zone, theoretically ... techniques of internal fixation This unusual case of delayed union ofthe femur fracture associated with Paget 's disease ofthe bone for which functional bracing was ultimately successful illustrates ... involving the entire femur ofthe fracture (Figure 5), the patient is able to walk unaided with a single T-cane Discussion Although Paget 's disease ofthe bone is a relatively common disease in Australia,...
... cancel out ofthe above sum, because they are counted once for each subset of S, with alternating signs Thus what survives is the set of placements of d non-taking rooks on the extended board such ... or on the extra rows) such that no two rooks can take each other in the final configuration By inclusion-exclusion, we see that the resulting configurations in which the set Sof rooks on B is nonempty ... = k=0 B First assume x is a positive integer Add x extra rows to [d] × [d] Then rk (x + d − k)d−k is the number of ways of first placing k rooks on B and then placing d − k more rooks anywhere...
... that half the points of Q are on each of its sides Consider the |Q|2 /4 points of intersection of line segments joining points on opposite sides of H with H itself Since H has dimension d − 1, ... + sets meet, does not hold His argument is a generalization ofthe simple proofof Helly sTheorem in one dimension We digress to give this proof Lemma 3A Given a set of closed finite intervals ... based on Wegner sTheorem (which is essentially the contents ofthe two observations in thethe electronic journal of combinatorics (no 2) (1997), #R1 proofof this remark), was used It does...
... sgn(L) for any L of order p and any g ∈ G Let R be any set of representatives ofthe orbits of G in FDLS(p), and let S be a set of representatives of those orbits of size not divisible by p Then ... prime The Result The approach is the same as in [2] Let Sn be the symmetric group on {0, 1, , n−1} and let In = Sn × Sn × Sn This group acts on the set LS(n) of latin squares of order n by ... G-autotopism group divisible by p is G-isotopic to N, so there is only one isotopy class in the sum (8), and its size is not divisible by p Therefore, fdels(p) − fdols(p) ≡ |NG|sgn(N) (mod p) (9) the...
... C2 becomes a path from y0 to yn Neither of these paths is the original X or Y Since G has 2n edges and is the edge-disjoint union of these two paths, one ofthe paths has length at least n It ... assume that s ≥ The approach above no longer works, since now the points of intersection need not occur in the same order on X and Y Suppose first that the intersection contains an endpoint of ... union of two paths of length with common endpoints In the first case, the graph has twelve paths of length 3; in the second there are six such paths The two-path conjecture arose in a problem on...