He made the logical assumption, and just like that the fight became personal.

The logical assumption is that he will be going within a few months.

Merely a logical assumption on the part of certain friends.

No, what you just said would be a logical assumption, though it's probably a wrong one.

It took only a moment for her to make the logical assumption about why he would know that.

"The only logical assumption is that they wish to let us go."

"That would be a logical assumption," Data said, admitting nothing.

I couldn't see anything, so it seemed a logical assumption.

A logical assumption; his quarters were just around the next turn.

The logical assumption was that the professor had gone overboard.