The phrase "as a function of contract" is correct and usable in written English.
It can be used in contexts where you are discussing variables or outcomes that depend on the terms or conditions of a contract.
Example: "The payment schedule will be adjusted as a function of contract negotiations."
Alternatives: "based on the contract" or "in relation to the contract."
Therefore, we estimate the densities of (i) non-contract specialists and (ii) non-contract general practitioners as a function of the densities of contract general practitioners and specialists and the remaining density of non-contract physicians, along with other control variables such as the availability of private and public inpatient facilities within a district.
We estimate the local density of one type of non-contract physicians (PGPs or PSPs) as a function of the densities of contract physicians (CGPs and CSPs) and the remaining density of non-contract physicians, among other factors such as a region's hospital facilities, educational level or aggregate income.
(It's not truly a constant, since it can change as the Universe expands or contracts over time). It tells you how the fabric of the Universe expands or contracts as a function of time.
Next, we compare the effectiveness of both deposit contract and lottery interventions as a function of participant demographic characteristics.
The ring then starts to contract as described by Eq. (2). Figure 1B shows the ring diameter as a function of time for different parameter values.
The bellows expand/contract depending upon the ambient temperature and the energy harvested is calculated as a function of the bellows' length.
Tracing performance as a function of experience.
While the finest powder seems to contract more along the c-axis, thus hinting at the presence of smaller stress, the integral peak width increases as a function of temperature in the intermediate range (300 700 °C).
Deflection signal as a function of degrees.
