Re: Radix (base) conversion

2010-07-23 Thread jerry gay
On Fri, Jul 23, 2010 at 07:45, Mark J. Reed wrote: > No, 42/13 is 42 over 13, which is 3 + 3/13.  Let's not confuse > fractions and bases, please. > ha! yet another case of crossed wires too early in the morning. sorry for the confusion, i've been making similar apologies all day. too bad i don'

Re: Radix (base) conversion

2010-07-23 Thread Mark J. Reed
No, 42/13 is 42 over 13, which is 3 + 3/13. Let's not confuse fractions and bases, please. :13(42) means 54. That much is straightforward. :13(6*9) is less obvious, but seems to mean (1) multiply 6*9, (2) convert the resulting number to a (decimal) string; (3) interpret that string in base 13.

Re: Radix (base) conversion

2010-07-23 Thread jerry gay
On Fri, Jul 23, 2010 at 05:17, Jan Ingvoldstad wrote: > Hi. > > I was fiddling about with a small example of how nice radix adverbials are > for conversion: > > my $x = 6*9; > say :13($x); > > rakudo: 69 > > ($x = 54 in base 10, but 54 in base 13 is 69 in base 10.) > > Strangely enough, I cannot f