The phrase "a smooth change" is correct and usable in written English.
It can be used to describe a transition or alteration that occurs without difficulties or disruptions.
Example: "The company implemented a smooth change in its management structure, ensuring that all employees were informed and prepared for the transition."
Alternatives: "a seamless transition" or "a fluid shift".
The BJP's Mukhtar Abbas Naqvi promises a "smooth change of leadership" soon.
Similarly a perturbed bipolar domain can be mapped to an eccentric annulus by a smooth change of coordinates.
"I think it's going to be a smooth change, and the main tenets of our foreign policy will remain very much the same," he said.
Ms Suu Kyi has met senior military leaders to try to ensure a smooth change of government and they have vowed not to interfere.
The hollow depth should be designed as deep as possible to ensure a smooth change of cross-sectional area and avoid unexpected stress concentrations.
We investigated how the power relationship responds to a smooth change of population growth rate, under different sampling strategies, initial population density, and population age.
Furthermore, the queue model assumes instant changes in density at the boundaries between queue segments while the simulation models a smoother change of density when the recovery wave propagates upstream.
For geoidal rates, the presence of heterogeneities reduces the peak in the north (Fig. 4 e)) by ∼0.04 mm/yr and thus give a smoother change in Fig. 3(c).
Kempers model also has a very smooth change from bubble point to dew point pressure.
For the optimal step-size, now that both protein discard rate and Gene Ontology enrichment have a relative smooth change against k value, we thought that setting step-size to 0.5 would be a rational selection.
In cross-sectional studies, we see an apparently smooth change in the gut microbiota in the first 3 years of life, followed by relatively subtle changes thereafter.
