[dekhn]

this is called "the two body problem" https://en.wikipedia.org/wiki/Two-body_problem_(career) in reference to https://en.wikipedia.org/wiki/Two-body_problem and https://en.wikipedia.org/wiki/Three-body_problem

[ghaff]

I didn't know it had a name. But having been associated with both Dartmouth and Cornell, I've definitely heard complaints about the issue.