In “Probulator Operations” replace

which is the next output that the Function should return if used

with

which is generally the next output that the Function should return if used (though may not be, as the actual output is determined by the method)

and

When a Researcher uses the Probulator to determine an outcome, they must carry out the method of the specified Function as an atomic action.

with

When a Researcher uses the Probulator to determine an outcome, they must carry out the method of the specified Function as an atomic action using the result it returns as the outcome.