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Double or Nothing? No Joking!
Note the date, folks. I am using this excuse to be a bit light-hearted today. I saw the following quote on...
meer dan 14 jaar ago
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Solving Ordinary Differential Equations
I have recently handled several help requests for solving differential equations in MATLAB. All of the cases I...
meer dan 14 jaar ago
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Debugging Approaches
There are lots of posts on the MATLAB newsgroup asking questions like why do I get this error "xxx"? One of...
meer dan 14 jaar ago
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MathWorks Energy Virtual Conference
Please join The MathWorks at an Energy Virtual Conference on Thursday, March 25. Discover MATLAB and Simulink...
meer dan 14 jaar ago
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Doug’s “Top 10 MATLAB code practices that make me cry”
Doug's "Top 10 MATLAB code practices that make me cry" This week, Doug's blog focuses on what he considers to be...
meer dan 14 jaar ago
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Nicomachus’s Theorem
Ned Gulley is stepping in as guest blogger this week. You may remember an earlier guest entry from him on...
meer dan 14 jaar ago
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Ensuring Positive Values – Part 2
My last post started the discussion about how to ensure data values met certain constraints. The solutions I...
meer dan 14 jaar ago
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Ensuring Positive Values – Part 1
Do you sometimes need to be sure an array has only bounded, positive values? At least one customer asked about...
meer dan 14 jaar ago
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Constrained Sorting of Arrays
In a variety of applications, customers have requested a way to sort arrays subject to some constraints. One...
meer dan 14 jaar ago
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Job Fair for Recent Graduates @ MathWorks
Job Fair for Recent Graduates @ MathWorks On February 4, 2010, we will be hosting a virtual career fair. Seth...
meer dan 14 jaar ago
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MATLAB Behavior: for
Conventional wisdom for programming MATLAB used to be that using for loops automatically forced a program to...
meer dan 14 jaar ago
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Mathematical Recreations: Tweetable Game Of Life
Today I’d like to introduce a guest blogger, Matt, who is consultant over in The MathWorks UK. Some of you may...
meer dan 14 jaar ago
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The chebfun Project
Nick Trefethen and a team of colleagues have created a MATLAB software package called chebfun. Version 2 is now available...
meer dan 14 jaar ago
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A Case for Divergence between MATLAB and C
There are some functions in MATLAB that we designed to be similar to their counterparts in other languages. ...
meer dan 14 jaar ago
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Fourier Transforms!
Fourier Transforms! I wanted to point out to all of you interested in Fourier transforms that Steve is in the midst...
meer dan 14 jaar ago
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Carving a Dinosaur
Today I’d like to introduce a guest blogger, Ben, who is consultant over in The MathWorks UK. Some of you may...
meer dan 14 jaar ago
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How to Check for Existence of Solution to Matrix Equations
There was a great question on the newsgroup this past week asking how to determine if a system of equations had...
meer dan 14 jaar ago
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Comparing Single-threaded vs. Multithreaded Floating Point Calculations
There continue to be a flurry of queries suggesting that MATLAB has bugs when it comes to certain operations...
meer dan 14 jaar ago
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Unique Values Without Rearrangement
In MATLAB, the simplest form of the function unique returns the unique values contained in a numeric vector,...
meer dan 14 jaar ago
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Coordinating Zero Removals from Multiple Arrays
I've fielded some questions recently about how to coordinate multiple arrays changing simultaneously. One...
meer dan 14 jaar ago
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Empty Arrays with Flow of Control and Logical Operators
After reading last week's post on calculating with empty arrays, one of my colleagues mentioned some other...
meer dan 14 jaar ago
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Calculus with Empty Arrays
MATLAB has had empty arrays since before I started using the program. When I started, the only size empty array...
meer dan 14 jaar ago
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Dealing with Cells
A customer recently asked me this question at the MATLAB Virtual Conference. Contents ...
bijna 15 jaar ago
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Concatenating structs
From time to time, I get asked or see queries about how to concatenate two struct arrays to merge the fields. ...
bijna 15 jaar ago
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Handling Discrete Data
Discrete data arise in many applications and the data may be numeric, or non-numeric, often referred to as...
bijna 15 jaar ago
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October 14 – Virtual MATLAB Conference
We're having a MATLAB conference on October 14, in the virtual world. There'll be presentations, forums, chats, live...
bijna 15 jaar ago
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Using parfor Loops: Getting Up and Running
Note. NOTE: matlabpool was removed in 2015 and you should replace that with parpool instead. ...
bijna 15 jaar ago
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MATLAB Release 2009b – Best New Feature or ~?
MATLAB R2009b was recently released. My favorite new language feature is the introduction of the ~ notation to...
bijna 15 jaar ago
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Rounding Results
There are frequent questions on the MATLAB newsgroup about rounding results to a certain number of decimal...
bijna 15 jaar ago
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Precision and realmax
I was on a recent email thread at the office regarding realmax, eps, and overflow. Contents ...
bijna 15 jaar ago