The phrase "act smoothly" is correct and usable in written English.
You can use it to describe someone performing an action in a fluid and effortless manner.
Example: "During the presentation, she was able to act smoothly, captivating the audience with her confidence."
Alternatives: "perform seamlessly" or "operate fluidly".
To track the calculated optimal temperature profiles, controller used should act smoothly and precisely as much as possible.
The Weyl (or, exponentiated boson field) operators act smoothly and irreducibly on corresponding spaces of entire functions.
Algeria had not opposed a full conference, but it had thought that in the uncertain political atmosphere preparation was needed so that "we could act smoothly," he said.
Still, his cast acts smoothly in two languages (in-seat captioning, unobtrusive, is offered in both English and Spanish).
We need the following result (see [2], [19], Proposition 2.5.2], [72], Theorem 4.3.1]): If a Lie group (H) acts smoothly and properly on a smooth paracompact manifold (Y), then (Y) admits a smooth (H -invariant Riemannian metric.
Mr. Magno, a partner in this new establishment, has developed dishes with flavors that both stand apart as brilliant solo acts and smoothly join the chorus for the grand finale.
Again, you want the sweet innocent princess act to go smoothly with your parents.
At least some of the cellphone video from the damaged train shows that the transit workers acted quickly and smoothly to get people off.
Neither Leslie Howard nor Humphrey Bogart is on hand for a reprise of his role from the 1935 Broadway version, but this smoothly acted, briskly paced production does just fine without them.
Furthermore, by [11] the group (H) acts on (Y) smoothly, i.e., the corresponding action map is smooth (see also [66], Sect. 5.2]).
act iv: Ripert slides smoothly into his perfect salmon, guiding every move and then retiring to the sidelines to talk to the exuberant trio whose dishes have gone out.
