Partial-differential-equations sentence example

partial-differential-equations
  • He proves, by means of the six linear partial differential equations satisfied by the concomitants, that, if any concomitant be expanded in powers of xi, x 2, x 3, the point variables-and of u 8, u 2, u3, the contragredient line variables-it is completely determinate if its leading coefficient be known.
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  • It has been shown above that a covariant, in general, satisfies four partial differential equations.
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  • By considering only the particles of air found in a right line, he reduced the problem of the propagation of sound to the solution of the same partial differential equations that include the motions of vibrating strings, and demonstrated the insufficiency of the methods employed by both his great contemporaries in dealing with the latter subject.
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  • He published a memoir on the integration of partial differential equations and a few others, which have not been noticed above, but they relate to subjects with which his name is not especially associated.
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  • Thus, in total there are six partial differential equations to be solved.
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  • For most of the nonlinear partial differential equations which we have tested, the running time is no more than 10 seconds.
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  • Hamiltonian theory is an important element of integrable systems, whether discrete, ordinary differential or partial differential equations.
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  • An important fact, discovered by Cayley, is that these coefficients, and also the complete covariants, satisfy certain partial differential equations which suffice to determine them, and to ascertain many of their properties.
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  • It is amusing to find him speaking jubilantly of the unexpectedly large audience of eight which assembled to hear his first lecture (in 1854) on partial differential equations and their application to physical problems.
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