Older News
- Rational Approximations for Complete Elliptic Integrals
Dec 17 2011We've updated our page on rational approximations for complete elliptic integrals.
- Blog Post
Oct 26 2011Here's an interview we did with Emanuel Derman on his new book just released yesterday.
- Coin Toss Runs Calculator
Oct 25 2011We've just put up a coin toss runs calculator.
- First 4 Chapters of 'Simple Trading Strategies That Work' Now Available for Free
Oct 18 2011The first 4 chapters, as well as the 2 appendices, of our book Simple Trading Strategies That Work are now available for free. Just click on the table of contents of this book's web page.
- Blog Post
Sept 29 2011 - Blog Post
Aug 18 2011Report Upgrade: The QuantWolf Guide to Calculating Bond Default Probabilities.
- Blog Post
July 7 2011 - New Ebook
June 30 2011We've greatly expanded our report Simple Trading Strategies That Work and made it an ebook.
- New Report
June 6 2011We've just finished the report: How To Calculate The Implied Default Probability Of A Bond.
- Blog Post
June 3 2011 - Blog Post
May 29 2011 - Blog Post
May 18 2011 - New Report
May 10 2011We've just finished a report on Simple Trading Strategies That Work.
- Blog Post
May 9 2011 - Blog Post
Mar 28 2011 - New Report
Mar 24 2011We've just finished a report on The Mathematics of Lotteries.
- Blog Post
Feb 21 2011 - Blog Post
Feb 9 2011 - Blog Post
Feb 4 2011 - Blog Post
Jan 19 2011 - Blog Post
Dec 29 2010 - Blog Post
Dec 17 2010 - Blog Post
Dec 16 2010 - Blog Post
Dec 14 2010 - Blog Post
Dec 13 2010 - Blog Post
Dec 10 2010 - Blog Post
Oct 23 2010 - Oct 4 2010
Stefan and Richard have a new blog.
- Nov 10 2008
If you've wondered why we haven't posted anything here in awhile, it's because we've been working feverishly on our new book, Bet Smart: The Kelly System for Gambling and Investing. We've finally finished it, and it should be available at Amazon by the end of the month.
- July 18 2008
At QuantWolf, we've added simulation and plotting features to our calculator for the Kelly fraction of a single bet/investment that can have any number of possible returns.
- July 14 2008
At QuantWolf, we've put up a calculator for the Kelly fraction of a single bet/investment that can have any number of possible returns.
- July 6 2008
Our book How to Build a Proton Precession Magnetometer is now also available in Bulgaria, and Romania.
- July 3 2008
At QuantWolf, we've put up a calculator for playing multiple coin toss bets simultaneously.
- June 27 2008
At QuantWolf, our coin toss simulator for fixed fraction betting now plots its results.
- June 10 2008
At QuantWolf, we've put up a coin toss simulator for fixed fraction betting.
- June 5 2008
Our book How to Build a Proton Precession Magnetometer is now also available in Estonia, the Netherlands, South Africa, and Sweden.
At QuantWolf, Stefan has written An Introduction to Bonds.
- June 4 2008
At QuantWolf, we've put up a calculator for the yield to maturity of a bond.
- May 29 2008
At QuantWolf, we've put up calculators for the maximum acceptable default probability for a risky bond, and the required yield on a risky bond given its default probability.
We've also put up a Kelly fraction calculator for stock and bond investment.
- May 20 2008
At QuantWolf, we've put up a calculator for the Kelly fraction in a general binary bet.
- May 15 2008
At QuantWolf, we've put up a calculator for the Kelly fraction in a coin toss bet.
- May 6 2008
Our book How to Build a Proton Precession Magnetometer is now also available in Japan.
- May 3 2008
Our book How to Build a Proton Precession Magnetometer is now also available in Australia, Canada, and Italia.
- May 2 2008
As a very unusual application of the Kelly criterion, we have done an analysis of the Powerball lottery at QuantWolf.
- Apr 25 2008
Our book How to Build a Proton Precession Magnetometer is now also available in the United Kingdom, and Deutschland, as well as the United States.
- Apr 10 2008
Our book How to Build a Proton Precession Magnetometer is now shipping.
- Apr 4 2008
A rough draft of a chapter of a book we are writing, Bet Smart: The Kelly System for Gambling and Investing is available at QuantWolf.
- Mar 7 2008
Our book How to Build a Proton Precession Magnetometer has been sent to the printer. It can now be pre-ordered, and should be available by the end of the month.
- Feb 1 2008
Chapter 7 of How to Build a Proton Precession Magnetometer is now finished.
- Jan 29 2008
Chapter 6 of How to Build a Proton Precession Magnetometer is now finished.
- Jan 28 2008
Chapter 5 of How to Build a Proton Precession Magnetometer is now finished.
- Jan 16 2008
Just submitted a new post to our TinyBitsofColor blog, titled Histogram equalization of photos.
- Jan 8 2008
Chapter 4 of How to Build a Proton Precession Magnetometer is now finished.
- Dec 27 2007
Just submitted a new post to our TinyBitsofColor blog, titled How to lighten a photo in GIMP.
- Dec 14 2007
Chapter 3 of How to Build a Proton Precession Magnetometer is now finished.
- Dec 10 2007
More content has been added to our page on lattice paths.
- Dec 1 2007
We have a new page on lattice paths.
- Nov 28 2007
Just submitted a new post to our TinyBitsofColor blog, titled A Gift Wish List for Image Processing and Photography Enthusiasts (Part 2).
- Nov 24 2007
Just submitted a new post to our TinyBitsofColor blog, titled A Gift Wish List for Image Processing and Photography Enthusiasts (Part 1).
- Nov 23 2007
We have a new page on rational approximations of elliptic integrals.
- Nov 20 2007
Just submitted a new post to our TinyBitsofColor blog, titled An Unbeatable CAPTCHA System?.
- Nov 16 2007
A test data generator program, for producing a noisy sum of sampled sine waves has been posted on our Signal Processing page.
- Nov 13 2007
New recursive digital filter software has been posted on our Signal Processing page.
- Nov 8 2007
Just submitted a new post to our TinyBitsofColor blog, titled The Future of Content-Based Image Retrieval (CBIR).
- Nov 6 2007
The second chapter of How to Build a Proton Precession Magnetometer is now available.
- Oct 23 2007
Just submitted a new post to our TinyBitsofColor blog, titled Content-Based Image Retrieval (CBIR) Search Engines.
- Oct 12 2007
The first chapter of How to Build a Proton Precession Magnetometer is now available.
- Oct 7 2007
Just submitted a new post to our TinyBitsofColor blog, titled Annotation-Based Image Retrieval Search Engines.
- Sept 27 2007
Just submitted a new post to our TinyBitsofColor blog, titled Methods for Image Search.
- Aug 22 2007
We have a new website and blog devoted to image processing called tinybitsofcolor.com (an obvious reference to pixels). We have in recent years developed some mathematical techniques that can be used in various image processing applications (see our patent news release for one such application). Some of these applications will be discussed on the new website but the majority of the topics will be related to general image processing.
- Aug 3 2007
Exstrom Laboratories LLC announces a patent pending on a new method for characterizing images that can be used for measuring image similarity, classifying images, and performing various other types of image processing tasks. more
- July 24 2007
We will no longer be manufacturing the Earth's field NMR magnetometer that we call the Magnum. However we will soon be making the complete construction details for the Magnum available for purchase. The price should be in the $10 to $20 range.