INVARIANCE: AN ANALOGY BETWEEN SYMMETRY AND CONSERVATION LAWS

Authors

  • Md. Haider Ali Biswas Mathematics Discipline, Khulna University, Khulna-9208, Bangladesh

DOI:

https://doi.org/10.53808/KUS.2008.9.1.0613-PS

Keywords:

Invariance, symmetry, conserved quantity, Lagrangian and Hamiltonian systems, Neother theorem

Abstract

Invariance plays an essential role in Physics and Mathematics. It has a close connection between symmetry and conserved quantity. In general any symmetry of the Lagrangian as well as Hamiltonian corresponds to a conserved quantity, and vice versa. This elegant works were first discussed and formalized by Emmy Neother. In this study an analogy is shown between invariance, symmetry and conservation laws.

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References

Biswas, M.H.A. 2005. Generalization of Euler-Lagrange’s Differential Equation for the Functional of Higher Order Derivative. Journal of Science and Technology, 3: 28–35.

Biswas, S.N. 1998. Classical Mechanics. Books and Allied (P) Ltd., Calcutta, India.

Das, H.K. 1998. Advanced Engineering Mathematics. S. Chand and Company Ltd., Ram Nagar, New Delhi.

Gelfand, I.M. and Fomin, S.V. 1963. Calculus of Variations. Dover Publications Inc. New York.

Goldstein, H. 1950. Classical Mechanics. Addison-Wesley Publishing Company Inc., U S A.

Gupta, K.C. 1997. Classical Mechanics of Particles and Rigid Bodies. New Age International (P) Limited, New Delhi.

Gupta, S.L.; Kumar, V. and Sharma, R.C. 1994. Classical Mechanics. Pragati Prakashan, Meerut, India.

Pinch, E.R. 1993. Optimal Control and the Calculus of Variations. Oxford University Press, New York.

Ryder, L.H. 1985. Quantum Field Theory. Cambridge University Press, Sydney.

Synge, J.L. and Griffith, B.A. 1959. Principles of Mechanics. McGraw-Hill Book Company Inc., New York.

Weinstocks, R. 1952. Calculus of Variations, with Applications to Physics and Engineering. McGraw-Hill Book Co. Inc., New York.

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Published

29-05-2008

How to Cite

[1]
M. H. A. . Biswas, “INVARIANCE: AN ANALOGY BETWEEN SYMMETRY AND CONSERVATION LAWS”, Khulna Univ. Stud., pp. 117–124, May 2008.

Issue

Section

Physical Science

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