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Fun With The Pascal Triangle
The Wikipedia article on Pascal's Triangle has hundreds of properties of the triangle and there are dozens of other Web...
거의 8년 전
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Happy Valentine’s Day
ContentsThanks ezplot('(x^2+y^2-1)^3 = x^2*y^3', ... [-1.5,1.5,-1.2,1.5]) colormap([.5 .2 .2]) ...
거의 8년 전
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The Historic MATLAB Users’ Guide
In the 1970s and early 1980s, while I was working on the LINPACK and EISPACK projects that I discussed in two previous...
거의 8년 전
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LINPACK, Linear Equation Package
The ACM Special Interest Group on Programming Languages, SIGPLAN, expects to hold the fourth in a series of conferences on...
대략 8년 전
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EISPACK, Matrix Eigensystem Routines
The ACM Special Interest Group on Programming Languages, SIGPLAN, expects to hold the fourth in a series of conferences on...
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Bug in Half-Precision Floating Point Object
My post on May 8 was about "half-precision" and "quarter-precision" arithmetic. I also added code for objects fp16 and fp8...
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Wilkinson and Reinsch Handbook on Linear Algebra
The ACM Special Interest Group on Programming Languages, SIGPLAN, expects to hold the fourth in a series of conferences on...
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Leslie Fox
Leslie Fox (1918-1992) is a British numerical analyst who was a contemporary of three men who played such an important role...
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Three-Term Recurrence Relations and Bessel Functions
Three-term recurrence relations are the basis for computing Bessel functions. Contents A Familiar Three-Term...
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Two Other MATLABs, in Bangladesh and in Hindi
This post is about the words "Matlab" and "matlab", in upper and lower case, and without a trademark symbol. Matlab with...
8년 초과 전
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My First Computer, the Burroughs 205 Datatron
The first computer that I seriously used was the Burroughs 205 Datatron. I actually used two different machines, one at...
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How Far Apart Are Two Random Points in a Hypercube?
Two days ago I wrote about random points in a square. At the last minute I added the paragraph asking about the...
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How Far Apart Are Two Random Points in a Square?
How far apart can you expect two points chosen at random in the unit square to be? I found this problem on the YouTube...
8년 초과 전
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A Logo Zoetrope
A Logo ZoetropeA quick post to point my readers to Ned Gulley's post in MATLAB Community, A Galloping Logo Zoetrope. Don't...
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Brad Efron’s Nontransitive Dice
Do not get involved in a bar bet with Brad Efron and his dice until you have read this....
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C^5, Cleve’s Corner Collection Card Catalog
I have been writing books, programs, newsletter columns and blogs since 1990. I have now collected all of this material...
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Levenshtein Edit Distance Between Strings
How can you measure the distance between two words? How can you find the closest match to a word in a list of words? The...
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Latent Semantic Indexing, SVD, and Zipf’s Law
Latent Semantic Indexing, LSI, uses the Singular Value Decomposition of a term-by-document matrix to represent the...
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What is the Condition Number of a Matrix?
A couple of questions in comments on recent blog posts have prompted me to discuss matrix condition numbers.... read more...
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Householder Seminar HHXX on Numerical Linear Algebra
The Householder meetings on Numerical Linear Algebra have been held roughly every three years since 1961. The twentieth,...
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Hilbert Matrices
I first encountered the Hilbert matrix when I was doing individual studies under Professor John Todd at Caltech in 1960. It...
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Quadruple Precision, 128-bit Floating Point Arithmetic
The floating point arithmetic format that occupies 128 bits of storage is known as binary128 or quadruple precision. This...
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“Half Precision” 16-bit Floating Point Arithmetic
The floating point arithmetic format that requires only 16 bits of storage is becoming increasingly popular. Also known as...
8년 초과 전
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A Roman Numeral Object, with Arithmetic, Matrices and a Clock
A MATLAB object for arithmetic with Roman numerals provides an example of object oriented programming. I had originally...
거의 9년 전
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Bank Format and Metric Socket Wrenches
A report about a possible bug in format bank and a visit to a local hardware store made me realize that doing decimal...
거의 9년 전
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My Erdös Number and My Trump Number
I've long known that my Erdös Number is 3. This means that the length of the path on the graph of academic coauthorship...
거의 9년 전
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Morse Code, Binary Trees and Graphs
A binary tree is an elegant way to represent and process Morse code. The new MATLAB graph object provides an elegant way to...
거의 9년 전
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Lake Arrowhead Coauthor Graph Revisited
The Lake Arrowhead Coauthor Graph came out of the Householder XII conference in 1993 at the UCLA conference center in the...
거의 9년 전
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Hypercubes and Graphs
The adjacency matrix of a hypercube demonstrates the new MATLAB graph object....
거의 9년 전
