HP calcs are really not that accurate..

[Thomas Okken]

(12-03-2017 02:31 AM)AlexFekken Wrote:  But still, should we not have an abundance of (freely available) tools now to do, for example, interval arithmetic?

How would you automate calculation with intervals? Without knowing the actual distribution of each variable, and without knowing which ones are independent and which ones are not, those calculations would be meaningless. I think we're still stuck with leaving error analysis to humans...