... establish the global theorems in Section With the proof of 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 of the proof of 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 of the process We also stated a series of local and global theorems, which together amount to a stabilization...
Ngày tải lên: 05/03/2014, 23:20
... proof suggests the utility of recurrences It also gives one of the most basic examples of an essential proof technique As such it opens vistas on many parts of mathematics The induction proof, ... mathematics Here the proof using calculus points out connections more distant than those suggested by either of the other two proofs The induction proof stays firmly in one part of mathematics, suggesting ... in his essay The Phenomenology of Mathematical Beauty stresses the variety of aspects of mathematics which can be considered beautiful (theorems, proofs, definitions, axiom systems) and notes that...
Ngày tải lên: 16/03/2014, 18:20
Báo cáo toán học: "A new proof of the Szegö limit theorem and new results for Toeplitz operators with discontinuous symbol " pptx
Ngày tải lên: 05/08/2014, 09:46
Báo cáo toán học: "Random Cayley graphs are expanders: a simple proof of the Alon–Roichman theorem" potx
... (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 of the theorem and the subsequent proof ... this article, we give a simple proof of the 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...
Ngày tải lên: 07/08/2014, 08:20
Báo cáo toán học: "A Simple Proof of the Aztec Diamond Theorem" potx
... that simplifies the o evaluation of the Hankel determinants of large and small Schr¨der numbers significantly o A proof of the 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 of the some domino D, such that the step is symmetric with respect to the center of D One can check that for each tiling there...
Ngày tải lên: 07/08/2014, 08:22
Báo cáo toán học: "An entropy proof of the Kahn-Lov´sz theorem a" ppsx
... The original proof of Kahn and Lov´sz was never published, see [3] Friedland s proof a is based on an extension of Schrijver s [10] proof of the Br`gman inequality A short proof, e deducing the ... present in Section a Radhakrishnan s proof This section presents the entropy proof of Radhakrishnan of Br`gman s theorem, which e is as follows Theorem If G = G(L, R) is a bipartite graph such that ... proof of the Kahn-Lov´sz theorem a The entropy proof of the Kahn-Lov´sz theorem is complicated by the fact that there can a be edges of the graph (and a fixed matching) amongst the neighbors of...
Ngày tải lên: 08/08/2014, 12:23
Tài liệu Metropolitan Community College’s Administration of the Title IV Programs doc
... 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 of the 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...
Ngày tải lên: 18/02/2014, 04:20
Tài liệu AUDIT OF THE DEPARTMENT OF JUSTICE’S IMPLEMENTATION OF THE INTEGRATED WIRELESS NETWORK ppt
... 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...
Ngày tải lên: 18/02/2014, 04:20
Tài liệu Commodore Barney''''s Young Spies A Boy''''s Story of the Burning of the City of Washington docx
... instant the canoe glided into the obscurity of the 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 of the lantern so far illumined the head of the 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,"...
Ngày tải lên: 21/02/2014, 08:20
Đề tài " Proof of the Lov´asz conjecture " docx
... 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 of the proof of the ... 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 of the dimensions of the 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) ´ PROOF OF THE LOVASZ CONJECTURE...
Ngày tải lên: 06/03/2014, 08:21
An Analyst''''s View Of The Uses And Abuses Of Modeling For Decisionmaking potx
Ngày tải lên: 07/03/2014, 15:20
The Filmmaker's Book of the Dead: How to Make Your Own Heart-Racing Horror Movie
... 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 of the 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...
Ngày tải lên: 15/03/2014, 17:30
Đề tài " A proof of the Kepler conjecture " pdf
... structure of the proof Statement of theorems Basic concepts in the proof Logical skeleton of the proof Proofs of the central claims Construction of the Q-system 2.1 Description of the Q-system 2.2 ... the classification of tame graphs, is proved in Theorem 8.1 By the classification of such graphs, this reduces the proof of the Kepler conjecture to the analysis of the 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 proof of Theorem 2.9 (simplices in the Q-system not...
Ngày tải lên: 22/03/2014, 20:20
Đề tài " A quantitative version of the idempotent theorem in harmonic analysis " docx
... above Then the join S ∧ S is also a Bourgain system It has dimension at most 4(d + d ) and its size satisfies the bound |S ∧ S | 2−3(d+d ) µ (S ) |S| Proof It is trivial to verify properties bs1–bs4 ... G is finite the idempotent theorem gives us no information, since M(G) consists of all functions on G, as does the coset ring The purpose of this paper is to prove a quantitative version of the ... Let S be a Bourgain system of dimension d, and suppose that λ ∈ (0, 1] Then dim( S) = d and | S| (λ/2)d |S| Definition 4.5 (Bohr systems) The first substantial example of a Bourgain system is the...
Ngày tải lên: 22/03/2014, 20:21
DEVELOPING THE WRITING SKILL THROUGH INCREASING LEARNER''''S AWARENESS OF THE WRITING PROCESS THE CASE OF SECOND YEAR STUDENTS-UNIVERSITY OF CONSTANTINE pptx
... 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 of the learners’ questionnaire is to gauge the students’ level of awareness of the writing process and the writing techniques underlying...
Ngày tải lên: 24/03/2014, 19:20
NASA’S MANAGEMENT OF THE MARS SCIENCE LABORATORY PROJECT potx
... 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 of the 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...
Ngày tải lên: 29/03/2014, 22:20
báo cáo hóa học:" Functional bracing for delayed union of a femur fracture associated with Paget''''s disease of the bone in an Asian patient: a case report" pot
... 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 of the femur fracture associated with Paget 's disease of the bone for which functional bracing was ultimately successful illustrates ... involving the entire femur of the fracture (Figure 5), the patient is able to walk unaided with a single T-cane Discussion Although Paget 's disease of the bone is a relatively common disease in Australia,...
Ngày tải lên: 20/06/2014, 04:20
Báo cáo toán học: "A Short Proof of the Rook Reciprocity" pps
... cancel out of the 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 S of 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...
Ngày tải lên: 07/08/2014, 06:20
Báo cáo toán học: " A Purely Combinatorial Proof of the Hadwiger Debrunner (p, q) Conjectur" docx
... 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 of the simple proof of Helly s Theorem in one dimension We digress to give this proof Lemma 3A Given a set of closed finite intervals ... based on Wegner s Theorem (which is essentially the contents of the two observations in the the electronic journal of combinatorics (no 2) (1997), #R1 proof of this remark), was used It does...
Ngày tải lên: 07/08/2014, 06:22
Báo cáo toán học: "When can the sum of (1/p)th of the binomial coefficients have closed form" pot
... general proof, i.e., a proof for all p, r This is somewhat analogous to the sums of the pth powers of all of the binomial coefficients of order n There too, the methods described in [PWZ] can show ... rn As in the proof of Theorem 1, fp ,s (n) − fp,r (n) can be written as the indefinite sum of two hypergeometric terms, one similar to pn and the other to pn Since r < s, rn sn these two terms are ... (n) = fp ,s (n), and if s = p then Sp,r ,s (n) = 2pn − fp,r (n) + pn , so in these two cases the assertion follows immediately rn from Theorem If r = and s = p then write Sp,r ,s (n) = fp ,s (n) −...
Ngày tải lên: 07/08/2014, 06:22