The phrase "accepted proposition" is correct and usable in written English.
It can be used in contexts where you are discussing a statement or idea that is generally recognized or agreed upon as true within a particular field or discipline.
Example: "In mathematics, the Pythagorean theorem is an accepted proposition that relates the lengths of the sides of a right triangle."
Alternatives: "acknowledged statement" or "recognized assertion".
Is the idea that taxpayers should necessarily guarantee private lenders a commonly accepted proposition?
In this informative, provocative, and lively book, John Willinsky makes a powerful case for the simple (but not yet widely accepted) proposition that the fruits of scholarship should be shared with the widest possible audiences.
"This is fully in line with the generally accepted proposition that the client, in this case the government, has proprietary ownership of documents that had been brought into existence or received by a lawyer acting as agent on behalf of the client, or that had been prepared for the benefit of the client and at the client's expense".
I like to think that I was more prepared than most for the possibility that such a thing might happen; developments in Asia in the late 1990s badly shook my faith in the widely accepted proposition that events like those of the 1930s could never happen again.
This court has repeatedly declared in affirmance of the generally accepted proposition that the remedy at law, in order to exclude a concurrent remedy at equity, must be as complete, as practical, and as efficient to the ends of justice and its prompt administration, as the remedy in equity.
A view, called anti-irrationalism by Ajdukiewicz, demanded that every rationally accepted proposition be intersubjectively communicable and testable.
Since the publication in 1859 of Charles Darwin's On the Origin of Species by Means of Natural Selection, however, taxonomy has been based on the accepted propositions of evolutionary descent and relationship.
The unexpectedly high proportion of severe addicts accepting Proposition 36 comes in part from a decline in the numbers of people charged with lesser crimes, officials say.
For instance, the eliminativist about justification would not accept proposition (4) in the regress paradox: 'Some beliefs are justified'.
But a theist who accepts proposition (1), as the Arminians do, and also accepts proposition (2), as the Augustinians do, can then reason deductively that almighty God will triumph in the end and successfully reconcile to himself each and every human being.
But the vast majority of Christian philosophers who have recently addressed the topic of hell and have published at least some of their work in the standard philosophical journals do accept proposition (1) and therefore also reject any hint of Augustinian limited election.
