The phrase "a derivation of a" is correct and usable in written English.
It can be used when discussing the origin or source of something, particularly in academic or technical contexts.
Example: "The term 'algorithm' is a derivation of a mathematical concept that dates back centuries."
Alternatives: "a variation of a" or "an offshoot of a".
A derivation of a macroscopic field theory of the brain from the quasi-microscopic neural dynamics.
A derivation of a set of linear equations is given.
"Trigonometric Delights" by Eli Maor has a derivation of a nsin formula and a neat geometric explanation.
This paper provides a derivation of a series of closed-form "blanket theory" analytical equations that can be used to perform a levee underseepage analysis.
Third, a derivation of a model incorporating the linear and nonlinear modeling of a large degree of freedom system is introduced.
The approach developed at Bamberg University uses Semantic Web technologies to examine whether or not a domain model is a derivation of a core model.
A small squatters' settlement of stockmen, called Canberry or Canbury (a derivation of an Aboriginal term meaning "meeting place"), was made there as early as 1824.
There are many cases in which a derivation of an explanandum $E$ from a law $L$ and initial conditions $I$ seems explanatory but a "backward" derivation of $I$ from $E$ and the same law $L$ does not seem explanatory, even though the latter, like the former, appears to meet the criteria for successful DN explanation.
Nevertheless, the simple form of (4.2) and (4.3) suggests that a derivation of an appropriate advection-diffusion equation should be possible, but it is opaque as to how to do this.
The manuscript presents a derivation of an accurate p-value for the search using an asymptotic extension of the central limit theorem for the case of non-negligible skewness.
Joel assured Matt it was a word -- a derivation of ZYME, a fermenting agent -- but the computer knew better, and they lost the turn.
