The phrase "a set of formulae" is correct and usable in written English.
It can be used when referring to multiple mathematical or scientific formulas collectively.
Example: "In this chapter, we will explore a set of formulae that are essential for understanding the principles of physics."
Alternatives: "a collection of formulas" or "a group of equations".
Second epsilon theorem: Suppose Γ ∪ {A} is a set of formulae not involving the epsilon symbol.
We have analyzed its magnetic field and derived a set of formulae.
This paper presents a set of formulae for estimating the light spot position projected on a quadrant detector (QD).
In classical logic, the set of conclusions that can be drawn from a set of formulae always increases with the addition of further formulae.
By that stage, the demand that rational formulae reflect a wide range of chemical properties had resulted in a set of formulae that was more or less unique.
On most views, with a mathematical characterization of logical truth we attempt to delineate a set of formulae possessing a number of non-mathematical properties.
There is a wish to fix a kind of CV about oneself which is a set of formulas: the kind of person I think I am.
Vollmann's announced intention is to work out a set of formulas (his "moral calculus") for determining whether or not violence is a legitimate response to any given situation.
Once a set of formulas have generated data in spreadsheet cells as functions of other cells, one can experiment by changing one parameter, such as the price of a part, to observe its effect on the cost of a product.
Each year, the state uses a set of formulas to determine how much money it is required to contribute, based on factors like the funds' balances and how well investments are expected to perform.
A default theory consists of a set of formulas (the facts), together with a set of default rules.
