The names `first-by` and `find-first-by` both sound good to me. Alexis?
> On Oct 12, 2015, at 4:54 PM, Martin DeMello <[email protected]> wrote: > > One problem with generalising find-max and find-min into a single hof is that > they are closer in spirit to a fold than a find. The name find- makes you > think that the passed in function should be a predicate on one element, not > two. How about something like first-by? > > > (first-by string<? (compose1 symbol->string second) '((3 pears) (1 banana) > > (2 apples))) > '(2 apples) > > martin > > On Sun, Oct 11, 2015 at 3:24 PM, Alex Knauth <[email protected] > <mailto:[email protected]>> wrote: > Hi, > > Alexis King and I were discussing adding versions of argmin and argmax to the > alexis/collection library, but we agreed that find-min and find-max were > clearer names. Then we came up with a generalization of those that would take > an ordering procedure (< for find-min and > for find-max), and find the > element that had a property greater/less than the properties of all the other > elements, by the ordering procedure (not restricted to numbers). > > The problem was naming it. We thought of `find-best` and > `find-most-relevant`, but `find-best` would be confusing when it's being used > to find the worst case, and `find-most-relevant` seems better but to wordy. > > Do any of you have any ideas? > > Examples: > > (the-function < first '((3 pears) (1 banana) (2 apples))) ; find-min would > > be a shorthand for this > '(1 banana) > > (the-function > first '((3 pears) (1 banana) (2 apples))) ; find-max would > > be a shorthand for this > '(3 pears) > > (the-function string<? (compose1 symbol->string second) '((3 pears) (1 > > banana) (2 apples))) > '(2 apples) > > (the-function string>? (compose1 symbol->string second) '((3 pears) (1 > > banana) (2 apples))) > '(3 pears) > > https://github.com/lexi-lambda/racket-alexis-collections/pull/9#issuecomment-145727937 > > <https://github.com/lexi-lambda/racket-alexis-collections/pull/9#issuecomment-145727937> > > > -- > You received this message because you are subscribed to the Google Groups > "Racket Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] > <mailto:[email protected]>. > For more options, visit https://groups.google.com/d/optout > <https://groups.google.com/d/optout>. > -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
