The phrase "an initial assumption" is correct and usable in written English.
It can be used when referring to a preliminary belief or idea that is taken as a starting point for further reasoning or investigation.
Example: "Before conducting the experiment, we made an initial assumption about the outcome based on previous research."
Alternatives: "a preliminary assumption" or "a starting assumption".
That followed an initial assumption that the Israeli Army was responsible.
There was an initial assumption in the West that the end of the cold war in 1991 brought universal jubilation.
However, in order to evaluate a first implementation of the detector, parameter values used for the WiFi case were considered as an initial assumption.
Based on an initial assumption of the temperature field at the solid fluid interface, the temperature distributions in the fluid and solid body are determined by separately solving the governing energy conservation equations in the two domains.
As an initial assumption, the fiber diameter is considered 10 µm; the fiber volume percent and the wall thickness of the nanotube are considered to be 0.4 and 34 nm, respectively.
Given an initial assumption, we propose the following concentration allocation strategy: calculate EC10, EC50, EC90 from the planning assumptions, assuming a logistic concentration-response relation and involving SL and IY, if the selected risk type requires so.
The BASSAMP Algorithm 1 requires an initialization of the zero probabilities, which is done with a coarse initial assumption of the number of activated tags: (gamma _{n,b}^{0}=1-frac {K^{0}}{N}).
In the CCS method, attention is paid to a fast and initial assumption for the detection limit.
This is an artifact of the initial assumption that the chromosomes in the reference, an existing child in this case, are nonrecombinant.
Interestingly, the typically considered PBSA-HGM's HGM output and the PBSA-HGM's HM output do not differ significantly in experiment 2, which supports the initial assumption that an HM is a suitable efficient approximation of the echo path.
On our initial assumption a, b, and c are the only singular individuals in A1.
