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Sunday, August 05, 2007 6:45 AM

More From Dad's Bookshelf

Frequent readers of this space will recall that I'm in western Vermont visiting with family until the end of the coming week. This morning, I'm in a small country store about a mile and a half from Dad's place, and I'm using their wireless network to
Posted by Ward Pond | 1 Comments
Monday, October 16, 2006 5:30 PM

A "Kobiyashi Maru" On The Prime Number Front?

No less a figure than Louis Davidson has weighed in on the Prime Number Challenge . I left a comment on his blog last week which has yet to be published, so I'll respond to Louis here. Here's the salient part of Louis' post: A friend blogger wrote an
Posted by Ward Pond | 2 Comments
Monday, October 09, 2006 10:15 PM

From Dad's Bookshelf: More On Prime Numbers

I'm in western Vermont until Wednesday morning, totally off the grid except for a 56K dialup connection which seems much slower. I'm visiting my father and sister, and I found an item that follows right along with the prime number conversation we've been
Posted by Ward Pond | 3 Comments
Tuesday, October 03, 2006 6:30 PM

Database Programming: Prime Number Methodology

Rob Farley 's back with two comments in regard to my prime number methodology: Ward - how do you justify having the 'initial fill of sieve' in your tweak of Hugo's? If you pull that stuff out (as per my first post ), it takes much longer. Rob ( new SQL
Posted by Ward Pond | 2 Comments
Saturday, September 30, 2006 12:15 AM

Database Programming: A Prime Number Contender From Down Under

Denis' Prime Number Challenge just won't die. I think this topic has spurred more dialog than any other in this blog's 15-month, 180-odd post history. Just imagine if I could've harnessed this global outpouring of SQL skills for something with commercial
Posted by Ward Pond | 6 Comments
Monday, September 25, 2006 5:00 PM

Database Programming: Closing The Door On The "Discredited" Prime Number Tangent

One more PDA-incompatible post: lessons learned from "discredited" prime number syntax
Posted by Ward Pond | 4 Comments
Sunday, September 24, 2006 7:15 PM

Database Programming: Sunday Night Prime Number Update

Our blogging site is going to go dark in an hour or so for a software upgrade, so I won't be able to post my full findings tonight. What I can say is that, based on the current "rules of engagement" (i.e., the timer starts when the tables are populated),
Posted by Ward Pond | 3 Comments
Saturday, September 23, 2006 11:45 PM

Database Programming: Denis' Prime Number Challenge: A New Leader

Well, folks, there's a new sheriff in town.. this is a continuation of a conversation here and here . I've tweaked Hugo's syntax to further filter the initial seive population (similar to the pre-filtering present in the discredited tangent ). Where's
Posted by Ward Pond | 12 Comments
Saturday, September 23, 2006 11:00 PM

Database Programming: Denis' Prime Number Challenge: Fourth Place Finisher

Hugo Kornelis posted a wonderful reply on his blog to the Prime Number Challenge, which runs in 9.3 seconds on my laptop. Denis posted his solution in a reply on Hugo's blog ; Denis' solution runs in 6 seconds . WOW! Perhaps this isn't such a crazy undertaking
Posted by Ward Pond | 6 Comments
Saturday, September 23, 2006 2:30 AM

Database Programming: Denis' Prime Number Challenge

I answer Denis' challenge with another post to refrain from downloading to your mobile device.
Posted by Ward Pond | 10 Comments
 
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