Today I’d like to introduce a guest blogger, Matt, who is consultant over in The MathWorks UK. Some of you may have come across his customer projects and series of demos... 続きを読む >>

Nick Trefethen and a team of colleagues have created a MATLAB software package called chebfun. Version 2 is now available on the File Exchange. Version 3 is available on their site. The package is... 続きを読む >>

There are some functions in MATLAB that we designed to be similar to their counterparts in other languages. There are also some functions that we deliberately designed... 続きを読む >>

Fourier Transforms! I wanted to point out to all of you interested in Fourier transforms that Steve is in the midst of posting a collection of wisdom on this topic. Discussions talk about... 続きを読む >>

Today I’d like to introduce a guest blogger, Ben, who is consultant over in The MathWorks UK. Some of you may have come across his customer projects and demos on image... 続きを読む >>

There was a great question on the newsgroup this past week asking how to determine if a system of equations had a solution. The poster wasn't (at least yet) concerned with... 続きを読む >>

There continue to be a flurry of queries suggesting that MATLAB has bugs when it comes to certain operations like addition with more than values. Sometimes what prompts this is... 続きを読む >>

In MATLAB, the simplest form of the function unique returns the unique values contained in a numeric vector, with the results sorted. This is often acceptable, but sometimes a... 続きを読む >>

I've fielded some questions recently about how to coordinate multiple arrays changing simultaneously. One example is removing elements for two arrays in the case where either... 続きを読む >>

After reading last week's post on calculating with empty arrays, one of my colleagues mentioned some other behaviors with empty arrays that have tripped him up in the past.... 続きを読む >>