moivre s theorem — powers and roots of complex numbers

... Compositions are ordered by I J iff Des(I) ⊆ Des(J) In this case we say that I is coarser than J The descent composition I = C(σ) of a permutation σ ∈ Sn is the composition of n whose descents are ... a⊔⊔(β[k]) A composition of an integer n is a sequence of positive integers of total sum n The descent set Des(I) of a composition I = (i1 , , ir ) is the set of partial sums {i1 , i1 + i2 , ... journal of combinatorics 17 (2010), #R34 Recall that the algebra Sym of noncommutative symmetric functions is the free associative algebra, on the symbol set Sn , whose basis is given by S I = Si1...

Ngày tải lên: 08/08/2014, 12:22

... weighed It is necessary, for various reasons, to compare weights of gases and to this Wobbe number a comparison is made of their ‘densities’ The density of a substance is the weight of a given ... rates of diffusion varied inversely as the square root of the densities of gases Or, Diffusion rate f pffiffiffiffiffiffiffiffiffiffiffiffiffiffi density Thus a light gas will diffuse twice as quickly as a gas of four times ... hydrogen is made up of two atoms Some substances are made up of combinations of different kinds of atoms Water is an example Water is composed of hydrogen and oxygen and its formation is described...

Ngày tải lên: 16/02/2014, 07:20

... towards the countries of the East Of his successors, Seleucus Nicanor and some of the Ptolemies of Egypt prosecuted his plans of commerce with this part of the world with the most zeal and success ... articles used for their ships Silver, tin, lead, and vessels of brass; slaves, horses, and mules; carpets, ivory, and ebony; pearls and silk; wheat, balm, honey, oil and gums; wine, and wool, and ... some of his half-decked vessels, and his quickest sailing transports, ordering at the same time a small part of his army to attend his fleet Considerable difficulties arose, and some loss was sustained...

Ngày tải lên: 21/02/2014, 11:20

... potential of benign breast conditions and stress that mastectomy was not necessary in most Before him, many surgeons regarded ‘chronic cystic 17 Benign disorders and diseases of the breast disease’ as ... These are important in advising and assessing the results of reconstructive and cosmetic surgery Development The prepubertal breast is identical in both sexes and consists of a number of small ... names used for common benign breast disorders cyclical Nodularity Fibrocystic disease Fibroadenosis Cystic hyperplasia Hyperplastic cystic disease Schimmelbusch s disease Chronic cystic mastitis...

Ngày tải lên: 28/03/2014, 22:20

... necessary, for various reasons, to compare weights of gases and to this a comparison is made of their ‘densities’ The density of a substance is the weight of a given volume In Imperial units it ... inversely as the square root of the densities of gases Or: Diffusion rate ∝ √ density Thus a light gas will diffuse twice as quickly as a gas of four times its density (see section on Specific Gravity) ... and wood is lighter than water In order to compare densities they are related to a standard substance For solids and liquids the standard is water For gases the standard is air This relationship...

Ngày tải lên: 29/03/2014, 08:20

... companies: Members and nonmembers of business associations Indicators of financial standing of joint-stock companies and membership in business associations Types of support rendered to authorities and ... financial undertakings Asset structure of Sberbank Definitions, descriptive statistics, and sources of variables used in the empirical analysis Results of regression analysis on enterprises with no external ... various channels depending on membership in business associations Benefits for members of associations from the establishment of steady contacts with authorities Logistic regression analysis of...

Ngày tải lên: 20/06/2014, 20:20

... as well as political consequences It was a systemic crisis of distorted patterns and mechanisms of interactions between the state and the business that took shape in Russia in the 199 0s In September ... Reconstruction and Development (EBRD), Transition Report (various issues) (London: EBRD) Federal State Statistics Service (Rosstat), Rossiiskii Statisticheskii Ezhegodnik (various issues) (Moscow: ... businesspersons) In this context, the crisis served as a prerequisite for stretching the horizons of the interests of all actors and for reaching a consensus among members of the elite on such issues...

Ngày tải lên: 20/06/2014, 20:20

... Actors and mechanisms, East–West Journal of Economics and Business, 5: 197–215 Ericson, R E & Ickes, B W (2000) A model of Russia s virtual economy Discussion paper No 10 Helsinki: Bank of Finland ... Author s calculations based on survey data Notes: a Comparison of frequencies was based on ␹2 test, comparison of means used Krukcal Wallis test, and comparison of medians was based on median test ... numerator presents significance of differences by three groups of JSCs, and the denominator presents significance by four groups c Median or median test in parentheses JSCs increased gross sales in 2004...

Ngày tải lên: 20/06/2014, 20:20

... Development of Russian Business always associated with the best-performing companies, companies with dispersed ownership in Russian terms would lose to other companies in indicators of performance and ... this section, the institutional diversity of open and closed JSCs is discussed, and the significance of each of these two corporate forms is then clarified in terms of company management and ... and major shareholders of Russian stock companies, the issue of whether their firms should be open or closed JSCs is just an “operational” variable, even after their establishment The discussion...

Ngày tải lên: 20/06/2014, 20:20

... directors covers only independent directors Swiss listed firms6 Swiss listed firms11, b Dutch listed firms6 Dutch listed firms12 Belgian listed firms6 Swedish listed firms13 Finnish small and medium-scale ... exceeds the mean of the number of employees of the closed JSCs plus/minus standard deviation from the basic sample set; and Sample type IV, which consists of firms with a stable ownership structure ... behavior of business firms in a transition period and is the second objective of this chapter These two objectives raise the question of which dimension of a firm s organization and which business activities...

Ngày tải lên: 20/06/2014, 20:20

... rivals and other companies in the same trade has an impact on its dismissal of insider directors and its appointment of their successors from the outside regardless of differences in period and ... unable to cast off its negative image as unreliable state The awareness of Russian people of the importance of contracts and property rights and the business ethics of Russian managers are improving ... Business distinguish the impact of shareholding by outside investors from that by business groups on the outsideness of chairman appointment We estimate this simultaneous-equations model by the 2SLS...

Ngày tải lên: 20/06/2014, 20:20

... represents the following: CS: Case study; DS: Descriptive statistical analysis (t-test of differences in means, ANOVA, etc.); RA: Regression analysis (OLS: Ordinary least squares; 2SLS: Two-stage ... (OLS, 2SLS)* RA (LOG) DS RA (PRO) DS DS, RA (LOG) RA (PRO) RA (PRO, TOB) DS DS DS, RA (PRO) RA (OLS) DS, CS DS RA (PRO) DS DS DS RA (OLS) III I DS, PS DS, RA (PRO) Notes: a Each code represents ... new dataset of Russian corporations Hypothesis and empirical methodology As we discussed in the previous section, most prior studies on Russian companies not find a significant impact of company...

Ngày tải lên: 20/06/2014, 20:20

... Organization and Development of Russian Business total of 456 of surveyed JSCs, 38% of companies had separate ownership and management compared to less than 28% of independent businesses and almost 58% of ... businesses (subsample 1) or a division of them (subsample 2) with a view to assessing the possible effect of the same factors on companies of different types Similar specifications for these subsamples ... Comparison of frequencies by ␹2 test, means by Kruskal Wallis test M&D _S stands for JScs where large shareholders are managers and the CEO is a shareholder, M _S, for JSCs where large shareholders...

Ngày tải lên: 20/06/2014, 20:20

... in subsidiaries of BGs in regulated and nonregulated industries Number of board members Managers of JSC Workers and representatives of trade unions State Large outside shareholders Small outside ... industries Worker representatives who are mostly passive on Russian boards are almost unrepresented in this group of companies It is necessary to stress the significantly higher ratio of boards ... restructuring; and finally, in the case of the success of BG member enterprises, whether this success was due to enhanced competitiveness of the companies or support from the authorities Recent studies of...

Ngày tải lên: 20/06/2014, 20:20

... (Moscow: Delo) Federal State Statistical Service (Rosstat) Finansy Rossii (Moscow: Rosstat) (various issues) Federal State Statistical Service (Rosstat) (2003) Investitsii v Rossii 2003 (Moscow: ... findings from the empirical studies of BAs in Russia Researchers started to explore the institute of business associations (BAs) in the mid-199 0s One of the first empirical surveys involving BAs was ... incentives to join an association as a result of costs-benefits calculus and a review of their preliminary testing The third section is a discussion of the determinants of membership in associations...

Ngày tải lên: 20/06/2014, 20:20

... Organization and Development of Russian Business Table 11.7 Utility of business associations and their contribution to the establishment of standards and rules of conduct of business, evaluated by respondents ... Development of Russian Business Table 11.2 Indicators of financial standing of joint-stock companies and membership in business associations (percentage of respondents who answered) Indicator Share of ... and Development of Russian Business firm s decisions must be determined In the next section, we present a testable hypothesis that will clarify these issues Consolidation of interests of Russian...

Ngày tải lên: 20/06/2014, 20:20

... 0.000*** — — — — — — — ST_OWN 0.000*** 0.000*** 0.000*** — — — — — — SECTRG 0.000*** 0.000*** 0.025** 0.000*** — — — — — BUSGRO 0.824 0.348 0.377 0.021** 0.026** — — — — DOMOWN Correlation matrix of ... Company s securities (shares, bonds) are listed on stock exchanges in Russia (q5) yes 12.8 Company s securities (shares, ADR, bonds, Eurobonds) are listed on stock exchanges abroad (q7) yes 4.1 Long ... State–Business Relations and Corporate Governance 285 State-owned enterprises (SOEs) as well as mixed enterprises played important roles in this process Since the beginning of the 200 0s, the...

Ngày tải lên: 20/06/2014, 20:20

... Rosneft, 241, 285 Rosstat, see Federal State Statistical Service RSFSR, see Russian Soviet Federative Socialist Republic RTS, see Russian Trading System Stock Exchange Russian All-Union Classifier ... was on the industrial and communications (except for postal services) sectors This is because, in these two sectors, joint-stock companies account for the largest share of sales and because most ... Statisticheskii Ezhegodnik 2005 (Moscow: Rosstat) Federal State Statistical Service (Rosstat) (2006) Promyshlennost’ Rossii 2005 (Moscow: Rosstat) Federal State Statistical Service (Rosstat)...

Ngày tải lên: 20/06/2014, 20:20

... Nielsen root class R of a map f at a is essential if given any homotopy H : f f starting at f, and the class R is H-related to a root class of f at a The number of essential root classes of f ... provides a correspondence between the Nielsen root classes of f at a and the Nielsen root classes of f at a We say that such two classes under this correspondence are H-related Following Brooks we ... In this section we present some results relating the problems of Sections and We start remembering and proving general results which will be used in here Also in this section, X is always a compact,...

Ngày tải lên: 21/06/2014, 20:20

... purposes generally the demand is enormous, thousands and thousands of them being used every year Many of the large hospitals and laboratories have been compelled to establish breeding pens of their ... free from the diseases and epidemics that make the raising of poultry and rabbits so uncertain Some of them get sick and die, of course, but it is usually due to some local cause or to the fact ... housed, but contagious diseases such as will often wipe out whole flocks of poultry or a pen of rabbits are unknown among Cavies All of these things make the raising of Guinea Pigs a very pleasant...

Ngày tải lên: 28/06/2014, 19:20