The phrase "a minimal sum" is correct and usable in written English.
It can be used when referring to the smallest amount of money or value required for a particular purpose or situation.
Example: "To participate in the project, each member is required to contribute a minimal sum of $50."
Alternatives: "a small amount" or "a minimal amount".
It may not ensure that someone's problems will be fixed, but even a minimal sum can offer a reprieve, a little extra time to sort things out.
"We got it after a battle, and we won by a minimal sum of money," said Frank Kenny, chief executive of Willett.
It may prove to be a case of allowing Rooney's contract to run down and taking the hit on losing him for a minimal sum in 2015, if it means having him around for a "comeback" season.
The constitution restricted the franchise to "active" citizens who paid a minimal sum in taxes, with higher property qualifications for eligibility for public office (a direct-tax payment equivalent to 3 days' wages for voters and 10 days' wages for electors and officeholders).
An off-handed joke or curt observation you made three years ago can come back to haunt you, so why not pay a minimal sum to an app and have a robot wipe your slate clean?
In terms of funding, the public primary care sector is subsidised by the government and patients pay a minimal sum for treatment.
A minimal total iTRAQ reporter ion intensity (sum of two channels compared) of 50 was used to filter out low-intensity spectra.
First introduced by Kidd and Sgaramella-Zonta [ 1] and subsequently reinterpreted by Rzhetsky and Nei [ 2, 3], the ME principle aims at finding a phylogeny characterized by minimal sum of branch lengths, under the auxiliary criteria that branches have a positive length and the pair-wise distances on the tree are not smaller than the directly observed pair-wise differences.
Furthermore, the largest weight will increase as the number of imputations increases and the MNAR estimate will become unstable (because the chance of observing an imputed dataset with the minimal sum of the imputed values (for δ > 0), or with a maximal sum of imputed values (for δ < 0) increases as m increases).
A parameter estimation routine, also performed by COPASI, allowed a search for Vh, Kh, Vk, and Kk values to produce an optimal fit (defined as minimal sum over all squared differences between experimental and predicted concentrations).
As proved by Toussaint, the so-called Toussaint hierarchy, the minimum spanning tree an acyclic graph spanning all planar data nodes with minimal sum of edges is a subgraph of the relative neighborhood graph, which is a subgraph of the Gabriel graph (Fig. 5C ); all are subgraphs of the Delaunay triangulation.
