The phrase "are defined from a" is correct and usable in written English.
It can be used when discussing the origin or basis of a definition in a specific context, such as in academic or technical writing.
Example: "The parameters of the study are defined from a theoretical framework established in previous research."
Alternatives: "are derived from a" or "are based on a".
For MacKinnon, both female and male sexual desires are defined from a male point of view that is conditioned by pornography (MacKinnon 1989, chapter 7).
The assumptions about the entrapped air behaviour are defined from a bibliographic study, and linear elastic behaviour is used for both the liquid phase and the solid skeleton.
For the writer, the audience and goals are known from the results of a requirements analysis, and the tasks are defined from a task analysis.
For a designer, these attributes are defined from a pull-down menu where the value can be selected from a set of allowed values.
with a constant, where and are defined from a single arbitrary function of through, can be solved through the linear equation: (3.9).
In the paper, we introduce the logic PLTLmod, an extension of Linear-Time Temporal Logic LTL with past-time operators whose atomic formulae are defined from a first-order constraint language dealing with periodicity.
We remind that the homomorphism θ is defined from A to Aut ( K ) for the semidirect product of groups, while it is defined from A to End ( K ) for the product of monoids.
In this type of comparison, the spatial and temporal boundaries of the cluster are defined from an observed set of cases, which produces a preselection bias in the statistical analysis.
The semantic objects allow an extendable model to be defined from a set of well-defined building blocks (adapted from [ 30]).
"At this moment," Ms. Pellerin said, "neutrality has not been defined from a legal point view".
It is defined from A into P × T ∪ T × P.
