The phrase "assuming that it has" is correct and usable in written English.
It can be used when you want to make a statement or conclusion based on the condition that something exists or is true.
Example: "The results of the experiment were promising, assuming that it has been conducted under controlled conditions."
Alternatives: "provided that it has" or "if it has".
Its function, assuming that it has one, is unknown.
But there are reasons to be cautious about the lone-wolf narrative, or, rather, about assuming that it has a simple shape, involving a ready audience.
I'm assuming that it has something to do with expertise – the pleasure of watching any moderately complicated thing being done without hesitation or uncertainty.
When I prescribe a medication, I'm assuming that it has been carefully and honestly studied by both the manufacturers and the Food and Drug Administration before being released for general use, and that the reports of its benefits and risks have been accurately reported.
In fact, assuming that it has the same tune as Skyfall (which it probably will), I've already written the chorus: "Here comes Spectre/ They'll neglect yer/ They'd like nectar/ If they were birds/ Here comes Spectre/ Wear an eye-protector/ Because they'd peck yer/ If they were birds, but they're not/ They're Spectre".
For a generic input disk of size at least, we are going to compute the minimum number of corners contributed by each intersecting region (colored disk, subcorridor, or hall), while assuming that it has the largest possible intersection.
If direct interaction is impossible, how to account for the correlations between things except by assuming that it had been established by a supreme Architect?
There is no guarantee, nor any reason to assume, that it has not already done so.
Assume that it has a broad ability to consider problems and that it has access to the Internet.
