[swift-evolution] Feature proposal: Range operator with step

Erica Sadun erica at ericasadun.com
Wed Apr 6 15:38:56 CDT 2016

> On Apr 6, 2016, at 2:28 PM, Dave Abrahams via swift-evolution <swift-evolution at swift.org> wrote:
> You if you need to represent `<..` intervals in scientific computing,
> that's a pretty compelling argument for supporting them.

From a purely numerically aesthetic point of view, I'd much prefer ranges to be 
openable and closable at both ends. 

My primary use-case has been teaching math using playgrounds but I'm sure 
there are lots of other real-world situations more specific to common numerical
method tasks.

-- E

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