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... than 1/λ Thus 1.2 The second moment method the second moment method tends to give better distributional control than the first moment method The downside is that the second moment method requires ... 319 325 Contents ix 9.1 9.2 9.3 9.4 9.5 9.6 9.7 9.8 Algebraic methods The combinatorial Nullstellensatz Restricted sum sets Snevily’s conjecture Finite fields Davenport’s problem Kemnitz’s conjecture ... a1 − a2 = a3 − a4 ; the convolution A ∗ A is highly concentrated; the subset sums F S(A) := { a∈B a : B ⊆ A} have high multiplicity; the Fourier transform A is highly concentrated; the Fourier...

Ngày tải lên: 31/10/2014, 15:00

... the metal concentration in sediment, considering that the area of road is more than 15% in most larger cities and that the roof runoff may have similar contamination Conclusion Metal contents ... from the first, second and fourth locations counting from the mouth of the river consisted mostly of silt and clay with less than 20% sand content However, the third sample contained 64% of sand ... upstream samples mostly consisted more than 97% of sand Lead and zinc concentrations in Figure show higher concentrations for fine sediments in the downstream and smaller concentrations for coarse...

Ngày tải lên: 05/09/2013, 09:08

... J.T., J.A Hobson (1989) Hydraulic design considerations and control structures for constructed wetlands for wastewater treatment In Hammer, D.E (ed.) Constructed wetlands for wastewater treatment: ... in terms of interpolated contour graphics at three depths 20 cm, 50 cm and 80 cm The differences in distribution of OM contents among side cross sections are low Fig 3: Contour graphs of OM (%) ... statistically significant difference Conclusions Firstly, the survey is to achieve a better understanding of the inner of a CSFW in Can Tho University Secondly, the survey can be translated a...

Ngày tải lên: 24/01/2014, 00:20

... trending convergence zone where Indian and Atlantic Ocean-derived air masses meet (Figs 27, 28a, b; Nicholson 2000) This second convergence zone called the Congo Air Boundary or Interoceanic Con uence, ... latitudes well above the Arctic Circle If we consider the foliar respiration demands of these conifers, then constraints on winter temperature must be considered (LePage 2003b) If the winter temperatures ... deposits lacking absolute age controls are commonly correlated with deposits, which have absolute age controls The age of fossil flora without absolute age control is then considered to be a relative...

Ngày tải lên: 18/02/2014, 20:20

... nondemented control subjects (three male and one female, age range (59–79 years), postmortem interval Adh3 (Adh3) (PMI) between 4.5 and 23.9 h), as well as cerebellum from four further normal controls ... each of these animals Stomach samples were rinsed in ice cold phosphate buffer to remove stomach contents before they were flash frozen on dry ice All samples were kept at )80 °C until used Animal ... Biotech, Cleveland, OH, USA) Labeled oligonucleotide probes were diluted in hybridization cocktail containing · NaCl/Cit, 50% formamide, · Denhardt’s solution, 1% sarcosyl, Ó FEBS 2003 1318 D Galter...

Ngày tải lên: 21/02/2014, 00:20

... large and y + y/(log y)log 4−1−ε ≤ z ≤ min(y C , x1/2−ε ) As a consequence of these bounds, we settle a 1960 conjecture of Erd˝s and some conjectures of Tenenbaum One key element of the o proofs is ... paper [8], Erd˝s made the following o conjecture: Conjecture (Erd˝s [8]) o lim y→∞ ε1 (y, 2y) = ε(y, 2y) This can be interpreted as the assertion that the conditional probability that a random ... strength of the bounds in (ii) and (iii) above, Tenenbaum made two conjectures In particular, he asserted that Conjecture is false Conjecture (Tenenbaum [43]) For every r ≥ 1, c > 0, and c > 0, if...

Ngày tải lên: 06/03/2014, 08:21

... the conserved gene synteny shown in Table strongly indicates that a common linkage group containing the FABP6 ⁄ Fabp6 ⁄ fabp6 gene was inherited from a common ancestor of fishes and mammals The conserved ... [23] The constitutively expressed gene for elongation factor 1a (ef1a) was used as a positive control to assay the integrity of RNA extracted from each tissue The primers and RT-PCR conditions ... fabp1b gene from zebrafish, which contains an additional intron in the 5¢-untranslated region [6] Each of the intron ⁄ exon splice junctions in the zebrafish fabp6 gene conform to the GT ⁄ AG rule proposed...

Ngày tải lên: 07/03/2014, 06:20

... post-production work will continue to prevail; and (2) that films requiring close supervisory control and complex customized inputs at all stages of production will continue to constitute a significant ... presented here offers a conceptual and empirical context that eases the task of approaching these and allied questions The discussion also points firmly, if laconically, to the steady convergence that ... that contemporary patterns of production in Hollywood can only be understood as an expression of the economic power and leverage of the majors Other 959 recent work that has laid stress on the continuing...

Ngày tải lên: 07/03/2014, 15:20

... the average consonant inventory size Experiment: In order to shift the average consonant inventory size from 21 to 25, 30 and 38 we neglected the contribution of the languages with consonant inventory ... 21 consonants Since languages must traverse through the first 21 consonants regardless of whether the previous consonants are chosen or not, the probability of choosing any one of these 21 consonants ... average, the first 21 most frequent consonants are much more preferred than the rest Consequently, the nature of the frequency distribution for the highly frequent consonants is different from the...

Ngày tải lên: 08/03/2014, 02:21

... the constant functions to be hyperbolic This convention becomes convenient when we consider the classes of functions introduced in Section 2.4.1 In contrast to polynomials, entire functions in ... a complex variable holomorphic in the entire plane and consequently represented by an everywhere convergent power series f (z) = ∞ k=0 convergence of the series represented by f (z) is infinite, ... interesting connections between the zeros of a function and its derivative, we mention Rolle’s theorem Suppose a real-valued function f (x) is differentiable on the interval (a, b), and f (x) is continuous...

Ngày tải lên: 10/03/2014, 16:15

... months w/o controls w/o controls with controls with controls Top 10% of sex specific BMI at years w/o controls with controls Mother reported asthma at 81 months w/o controls with controls w/o controls ... 10% of log birth weight w/o controls with controls Lowest 5% of log birth weight w/o controls with controls Eight or more symptoms at 81 months w/o controls with controls Poor motherreported ... motherreported child health at 81 months w/o controls with controls Top 10% of sexspecific BMI at years w/o controls with controls Asthma at 81 months w/o controls with controls Preventative Care Rate of...

Ngày tải lên: 14/03/2014, 09:20

... consequences for the main problems considered in this paper In particular, it would imply the following Conjecture Any C (3) nondegenerate planar curve is of Khintchine type for convergence Conjecture ... theory’, the above convergent part would follow on proving Conjecture of §1.5 However, for rational quadrics we are able to prove the convergent result independently of any conjecture Theorem ... implication Conjecture =⇒ Conjecture is reasonably straightforward – simply modify the argument set out in the proof of Theorem Also, it is not difficult to verify that Conjecture implies the ‘convergent’...

Ngày tải lên: 15/03/2014, 09:20

... for The constitutively expressed mRNA for ef1a was used as a positive control PCR primers for amplification of ef1a transcripts have been described previously by Pattyn et al [52] The PCR conditions ... transcription therefore occurred between 24 and 36 hpf In contrast with fabp10b, transcripts of fabp10a were only detected in liver in 48 hpf embryos, and continued to be detected only in the liver up to ... zebrafish Fig Conserved gene synteny of the duplicated copies of zebrafish fabp10 with chicken FABP10 Both the zebrafish fabp10a gene on chromosome 16 and fabp10b gene on chromosome 19 show conserved...

Ngày tải lên: 16/03/2014, 00:20

... economic basis for concluding that these are generally anticompetitive, or harm consumer welfare The existing body of economic analysis therefore has some important policy implications The economic ... as well as increasing consumer benefits from a purchase 10 Conflicting incentives to carry a product 29 Conflicts between upstream and downstream incentives can also arise concerning the decision ... supported these conclusions in general We have shown in this paper that none of these conclusions have to be reconsidered by the arrival of the internet as an alternative retail channel 6.1 ECONOMIC...

Ngày tải lên: 16/03/2014, 09:20

... homology arms, which consisted of 2.65 kb of cloned genomic DNA sequence containing the 5¢part of exon 2, intron 1, exon and its 5¢-flanking noncoding sequence, and 2.7 kb of sequence containing the ... The sections were washed in NaCl/Pi and incubated with fluoresceinconjugated goat anti-rabbit IgG (Molecular Probes/Interchim, Montlucon, France) : 200 in NaCl/Pi-BSA for h at ¸ 37 °C The sections ... targeting vector construction Several overlapping phage clones, which together covered the most part of the gene, were isolated and inserts sequenced This sequence (GenBank AY376636) contained the...

Ngày tải lên: 16/03/2014, 18:20

... sequences We implement this second vector quantisation by attaching a second competitive learning network to the leaky neuron layer (see Figure 3) In order to teach this second network, we sequentially ... network trained in Section 4.1, the outputs of these neurons being connected to the inputs of a second competitive learning network consisting of 1000 input nodes and 100 output nodes Flow vectors ... the path is resampled with a constant step size, δd This generates a new sequence of flow vectors which are evenly distributed along the path The British Machine Vision Conference value of δd is...

Ngày tải lên: 16/03/2014, 19:20

Ngày tải lên: 16/03/2014, 19:20

... Table 1. Frequency of SO42- concentration in rainy  season of Holocene aquifer  ions  concentration  also  conforms  a  slanting  distribution. Therefore, the fact that the average  value is considered as a representative mean is  not  ... only some have a concentration higher than 1000  mg/l.  The  samples,  that  possess  concentration  from  400  to  500  mg/l,  have  the  maximum  percentage;  while  the  samples  with  concentration intervals of 100‐200; 200‐300; 300‐ ... Dang Mai, Nguyen Thanh Lan / VNU Journal of Science, Earth Sciences 23 (2007) 194‐201  samples  have  the  lowest  concentration,  while  274  samples  (63.85%)  have  sulfate  ions  concentration  less  than  50  mg/l.  The  samples  having  concentration  intervals  of  50‐100, ...

Ngày tải lên: 22/03/2014, 12:20

... and the aging of the baby boom generation As the older population continues to increase in size and proportion, and as individuals continue to live longer post-retirement, changes in where older ... U.S population, will be age 65 or older.5 As the older population continues to increase in size and proportion, and as individuals continue to live longer post-retirement, changes in where older ... C., Changes in the Older Population and Implications for Rural Areas, Food and Rural Economics Division, Economic Research Service, U.S Department of Agriculture, Rural Development Research Report,...

Ngày tải lên: 22/03/2014, 13:20

... free is nuts! Of course, the categories of consumers, content providers and applications providers intersect since a consumer could also be providing content to some extent In making the distinction ... http://www.stern.nyu.edu/networks/Economides_ ECONOMICS_OF_THE_INTERNET_BACKBONE.pdf (accessed April 10, 2008); Nicholas Economides, “The Economics of the Internet,” in The New Palgrave Dictionary of Economics (forthcoming), ... Cerf) See Nicholas Economides, “The Economics of Networks,” International Journal of Industrial Organization 14 (1996): 675–99, http://www.stern.nyu.edu/networks/ Economides_Economics_of_Networks.pdf...

Ngày tải lên: 23/03/2014, 03:20