The phrase "improve the formula" is correct and can be used in written English.
You can use this phrase when talking about something that needs improvement and you are suggesting a solution. For example, "We need to improve the formula used to create our product if we want to increase sales."
But leaders of the Republican-controlled Senate were more guarded, saying that the Legislature had already provided record increases in aid to New York City in recent years and that Mr. Pataki had already pledged to improve the formula.
Shortly after Sept. 11, 2001, I proposed legislation that would improve the formula, increase overall funding, allow flexibility so that first-response agencies can address their specific needs, and eliminate a layer of bureaucracy by sending money directly to cities and towns.
That made it a quintessential orphan drug, since no manufacturer could justify an investment either to improve the formula or bring out a generic version.
Vermeille (2004) improved the formulae of Vermeille (2002) to extend the validity domain.
The trial on privately owned ponies in the area is being run with animal husbandry company Nettex, who are working to improve the current formula of the paint to create "an even brighter and more durable version".
We also revise and improve the design formula proposed in the ASHRAE handbook by applying the effective thermal resistances.
Additionally, the experimental data are compared with previous results from three other model scale experiments to verify and improve the proposed formula, the previous results are good supplement to the existing data and helpful for us to understanding the changing law of the maximum ceiling temperature in a wider range of the modified dimensionless heat release rate Q′.
Confirmed matches produced using vRLGS produced new spots with known sequences that were then used to improve the prediction formula.
Ince (2012) used boundary element numerical method to improve the LEFM formulas over the previous LEFM formulas (Ince 2010) for the split tension cube specimens which was based on centrally cracked infinite strip with a finite width specimen.
You can expect Volvo to improve upon the formula soon, when the S40 and V40 start to sell in earnest.
Basten relates: Together, they improved the original formula until the make-up was more porous, allowing air to penetrate it and the skin to breathe.
