On Mon, 29 Aug 2016 18:20:05 +0000, tsbockman wrote: > On Tuesday, 23 August 2016 at 20:40:06 UTC, Andrei Alexandrescu wrote: >> When composing, do the limits compose meaningfully? > > They should. Generally speaking, if that doesn't produce reasonable > bounds (leaving aside rounding errors) at the end of the computation, it > means that the logic of the computation itself is wrong.
The ranges expand very fast. Addition and subtraction double the range, multiplication squares it, exponentiation is n^^n. Larger bounds are usually not useful bounds.