The phrase "a set of simultaneous" is correct and usable in written English.
It can be used when referring to multiple events, actions, or conditions that occur at the same time.
Example: "The experiment was designed to analyze a set of simultaneous reactions occurring in the solution."
Alternatives: "a series of concurrent" or "a group of overlapping".
To them, invasion is an equation, even a set of simultaneous equations.
And they are the staple of virtually all mathematical models of cancer, which usually consist of a set of "simultaneous" differential equations, one per variable, whose results feed into one another.
This results in a set of simultaneous (MESHEC) equations to replace the classic MESH equations.
The model requires the solution of a number of interrelated non-linear equations and a set of simultaneous differential equations.
The solution to this optimization problem is obtained by solving a set of simultaneous equations given by first-order optimality conditions.
The mechanism works like a set of simultaneous ascending auctions, one for each train to be operated, and bids are submitted in real time.
This description of field is formally equivalent to a set of eight simultaneous systems, each consisting of two options.
Physical arguments of equilibrium for each element then produced a set of linear simultaneous equations whose solution could be computed.
The series expansion coefficients of the solutions are determined by solving a set of forty simultaneous equations obtained through matching boundary conditions at x = 0.
In the second model, the impact on the balance is indirectly considered since a set of two simultaneous equations is used: one with the operating revenues as the dependent variable and the other with operating expenses as the dependent variable.
Detail derivations are given to yield a set of linear simultaneous equations for determination of the appropriate polynomial coefficient values for the generalized Mexican-hat wavelet, thereby shaping its waveform to resemble the reference transient signal.
