Two Random Points in a Unit Square: Distance at Most 1/2

A covariate outside the interaction keeps its ordinary adjusted meaning. Here is the algebra that shows why, a way to verify it in R, and the cases where the reassurance stops.

Machine-checked proofs are arriving faster than people can read them. Maggi's argument asks what that does to mathematics, to science, and to the people who do both.

When a journal stays silent, withdrawal is the author's right. What you need is evidence that the notice arrived, and a clear view of what restarting costs.