The phrase "formally written" is correct and usable in written English.
It can be used to describe something that is composed in a formal style or adheres to established conventions of writing.
Example: "The report must be formally written to meet the standards of the academic journal."
Alternatives: "officially composed" or "properly drafted."
Model checking is a formal method that is able to exhaustively analyse the behaviour of a model against a formally written specification.
Lord Foster had formally written to the director of the museum on June 5 to disclose the company's decision to withdraw.
The entire collective bargaining agreement must be formally written and ratified, but both Mr. Stern and Mr. Hunter expressed confidence that the deal would be approved.
These are the main criteria by which a formally written manuscript can be assigned to an earlier or a later part of this period.
Really, if there is anything beyond that, it's an idea that I'd like to trigger in the reader's mind, but that isn't formally written on the page.
Companies House has formally written to both directors and issued them with a series of nominal fees for failing to meet the filing deadlines.
Malawi's information minister, Kondwani Nankhumwa, said there was no record of any formal request for compensation and that he wanted the petitioners to formally write to authorities in Lilongwe, the capital, to "discuss the issue soberly and diplomatically".
To do that let me formally write down what I want to say.
We actually formally wrote to him to complain about it," he said.
Motivated by a question of Brezis and Vázquez, we consider an Improved Hardy Inequality with best constant b, that we formally write as: −Δ⩾(N−22 21∣x∣2+bV x).
I began formally writing about music in college, when I began producing CD reviews for my college radio station's program guide.
