Reply by Authors to S. F. Felszeghy and C, D. Bailey

Abstract

References 1 Smith, D. R. and Smith, C. V., Jr., When is Hamilton's Principle an Extremum Principle? AIAA Journal, Vol. 12, Nov. 1974, pp. 1573-76. W. R., On a General Method in Dynamics, Philosophical Transactions of the Royal Society of London, Vol. 124, 1934, pp. 247-308. W. R., Second Essay on a General Method in Dynamics, Philosophical Transactions of the Royal Society of London, Vol. 125, 1835, pp. 95-144. Yourgrau, W. and Mandelstam, S., Variational Principles in Dynamics and Quantum Theory, W. B. Saunders Co., Philadelphia, 1968,3rd. ed. Bailey, C. D., A New Look at Hamilton's Principle, Foundations of Physics Vol. 5, No. 3, Sept. 1975, pp. 433-451. Bailey, C. D., Application of Hamilton's Law of Varying Action, AIAA Journal, Vol. 13, to be published. Bailey, C. D., The Method of Ritz Applied to the Equation of Computer Methods in Applied Mechanics and Engineering, Vol. 7, No. 2, 1976, to be published. Bailey, C. D., Exact and Direct Analytical Solutions to Vibrating Systems with Discontinuities, Journal of Sound and Vibration, Vol. 44, No. 1, Jan., 1976, to be published. Bailey, C. D., Hamilton, Ritz and Elastodynamics, ASME Journal of Applied Mechanics, to be published.