Iñaki Ucar

Maybe we should summon @tkelman @stevengj @susilehtola to this discussion.

This is long term. I have to think about it too. I'll extend the discussion here if something comes to mind.

That seems promising!

What do you mean "one by one"?

Maybe something like ``` covar(x)

The default behaviour is recommended by GUM; it's very compact and well-known.

Methods 2 and 4 (plus-minus notation) are the ones implemented in this package, as reported in the paper/vignette. You are proposing method 3, which is a mix of 2 and...

> As you can see in this answer I report in the following, to a question on [stackexhange](https://physics.stackexchange.com/questions/378194/writing-an-uncertainty-of-the-form-8-3-pm1-2-using-parenthesis-notation-simi), the author of the reply agrees with my interpretation of section 7.2.2...

The, let's say, philosophy of the package (which matches what the `units` package does) is that different vectors are different quantities. So the values of a vector are treated as...

What do you mean by sampling from an `errors` object? And for what purpose?