[Jprogramming] Ulam's spiral

2014-08-17 Thread David Lambert
How does Ulam's spiral appear if we map the integers before primality test? Here I've used Euler's polynomial, and other than creating a dense map, I don't see a striking pattern. However, you might be motivated to try other transformations...I recommend to try verbs that map integers to odd i

Re: [Jprogramming] jQT timer

2014-08-17 Thread bill lam
system timer event does not keep track of locales, so that it requires explicit locale IIRC. sys_timer_z_=: myFunc_foo_ untested Сб, 16 авг 2014, Henry Rich написал(а): > timer =: 3 : 0 > NB. Set the timer to y, or turn it off if y is empty > wd 'timer ' , ": {. y > ) > > sys_timer_z_ =: 3 : 0