The rounding of floats and doubles is _not_ in decimal digits. It is internally implemented in binary, so the rounding behavior you see, while it might not make much sense when written in decimal, probably makes perfect sense if you write it in the IEEE binary format.
Andy On Sat, Dec 15, 2018 at 2:21 PM ru <soro...@oogis.ru> wrote: > I have to use float in one application. > I just thought that a reasonable implementation of the float function > could use the rounding we were used to, that is, (float > 0.819869321599107) = 0.81986932 > > суббота, 15 декабря 2018 г., 21:10:54 UTC+3 пользователь ru написал: >> >> Dear Clojure users and team! >> >> Please explain me this result: >> >> Ruslans-iMac:clojure ru$ lein repl >> >> nREPL server started on port 54147 on host 127.0.0.1 - nrepl:// >> 127.0.0.1:54147 >> >> REPL-y 0.3.7, nREPL 0.2.12 >> >> Clojure 1.8.0 >> >> Java HotSpot(TM) 64-Bit Server VM 11.0.1+13-LTS >> >> Docs: (doc function-name-here) >> >> (find-doc "part-of-name-here") >> >> Source: (source function-name-here) >> >> Javadoc: (javadoc java-object-or-class-here) >> >> Exit: Control+D or (exit) or (quit) >> >> Results: Stored in vars *1, *2, *3, an exception in *e >> >> >> user=> (float 0.819869321599107) >> >> 0.81986934 >> >> user=> >> >> >> Thanks in advance. >> >> >> Sincerely, >> >> Ru >> > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > --- > You received this message because you are subscribed to the Google Groups > "Clojure" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to clojure+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to clojure+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
