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functional derivative造句

"functional derivative"是什么意思   

例句與造句

  1. The entropy attains an extremum when the functional derivative is equal to zero:
  2. The extrema of functionals may be obtained by finding functions where the functional derivative is equal to zero.
  3. Observe that this expression vanishes implies the functional derivative vanishes, giving us the Wheeler-DeWitt equation.
  4. Thus one might want a derivative with some of the features of a functional derivative and the covariant derivative.
  5. It states : " In mathematics and theoretical physics, the functional derivative is a generalization of the gradient.
  6. It's difficult to find functional derivative in a sentence. 用functional derivative造句挺難的
  7. A similar statement may be made for the Diffeomorphism constraint ( take functional derivative with respect to the shift functions instead ).
  8. In functional analysis, the functional derivative defines the derivative with respect to a function of a functional on a space of functions.
  9. Because of this, the effective action is only defined over these special backgrounds and the functional derivative is not well-defined.
  10. I just read the article about functional derivatives, and while I think I understand the idea now, I am confused about the introduction.
  11. For other functional forms, the definition of the functional derivative can be used as the starting point for its determination . ( See the example Coulomb potential energy functional .)
  12. Expanding in " g " and computing the functional derivatives, we are able to obtain all the " n "-point functions with perturbation theory.
  13. Such calculations require, in addition to the exchange-correlation potential, the exchange-correlation kernel  the functional derivative of the exchange-correlation potential with respect to the density.
  14. Both a directional derivative and a functional derivative are expressed as real numbers, the first in case of a finite number of variables and the second for an infinite number so to say.
  15. In the definition, the functional derivative describes how the functional F [ \ varphi ( x ) ] changes as a result of a small change in the entire function \ varphi ( x ).
  16. The density response function, the functional derivative of the density with respect to the external potential, should be causal : a change in the potential at a given time can not affect the density at earlier times.
  17. 更多例句:  下一頁

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