|Formulation Text=When two mutually incompatible theories satisfy the requirements of the current method, the mosaic necessarily splits in two.
|Authors List=Hakob Barseghyan,
|Formulated Year=2015
|Description=Necessary [[Scientific Mosaic|mosaic]] split is a form of mosaic split that must happen if it is ever the case that two incompatible [[Theory|theories]] both become accepted under the employed [[Method|method]] of the time. Since the theories are incompatible, under the [[The Zeroth Law|zeroth law]], they cannot be accepted into the same mosaic, and a mosaic split must then occur, as a matter of logical necessity . [[CiteRef::Barseghyan (2015)|p. 204-207]].