The Todd polynomials were first studied in algebraic geometry and it is surprising that they play this fundamental role in classification of manifolds .

托德 多項式第一次被學(xué)習(xí)在代數(shù)幾何并且它驚奇他們充當(dāng)在多頭管的分類的這個根本角色。

On the other hand, equivariant algebraic topology concerns the study of algebraic invariants of space with group actions. It is really a study of symmetries on spaces, and has always occupied a central role in mathematics.

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Main work follows:(1) In the first part of this paper, a historical development of the number theory before Gauss is reviewed.Based on the systematic analysis of Gauss"s work in science and mathematics, inquiry into the mathematical background that Disquisitiones Arithmeticae appeals and Gauss"s congruent theory;(2) The development process of Fermat"s little theorem and its important function in the compositeness test is elaborated through original literature.we think that the first three section of Disquisitiones Arithmeticae is a summary and development for ancestors" work about Fermat"s little theorem,show that Fermat"s little theorem played an important role in the elementary number theory;(3) With the two main sources of the quadratic reciprocity law, investigating Fermat,Euler,Lagrange,Legendre, until the related work of Gauss,the way to realize the laws huge push to the development of algebraic number theory in 19 centuries.

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It was several years before I understood Horatio Alger's role in the context of American literary figures, but in my own life, the example of the Algerian hero gave me indefinite strength when my world changed dramatically, time and time again.

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Gears of War centers around protagonist Marcus Fenix, and the conflict between the human inhabitants of planet Sera fighting a vicious subterranean alien race enemy known as the Locust Horde, and delivers an exhilarating, tense and creepy experience for players 17 and older, by assuming role of a futuristic soldier for the Coalition of Ordered Governments which is played from a third-person "over the shoulder" camera perspective.

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The common stock residual claims of such organizations are unrestricted in the sense that (1) stockholders are not required to have any other role in the organization,(2) their residual claims are freely alienable, and (3) the residual

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The common stock residual claims of open corporations are unrestricted in the sense that (1) they are freely alienable,(2) they are rights in net cash flows for the life of the organization, and (3) stockholders are not required to have any other role in the organization.

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IT can and must play an important role in aligning with the organization's business strategy for it to be relevant.

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Accurate, time saving and rapid detection methods played an important role in preventing contagions of alimentary canal and food poisoning.

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It was found that solvent pyridine plays an important role in the formation of nanocrystalline nickel selenides due to its appropriate coordinative ability and alkalescence.

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