Constants and Test Matrices
Pi, Not-a-Number, infinity; Hadamard, Companion, Pascal,
and other specialized matrices
Functions
eps | Floating-point relative accuracy |
flintmax | Largest consecutive integer in floating-point format |
i | Imaginary unit |
j | Imaginary unit |
Inf | Create array of all Inf values |
pi | Ratio of circle's circumference to its diameter |
NaN | Create array of all NaN values |
isfinite | Determine which array elements are finite |
isinf | Determine which array elements are infinite |
isnan | Determine which array elements are NaN |
compan | Companion matrix |
gallery | Test matrices |
hadamard | Hadamard matrix |
hankel | Hankel matrix |
hilb | Hilbert matrix |
invhilb | Inverse of Hilbert matrix |
magic | Magic square |
pascal | Pascal matrix |
rosser | Classic symmetric eigenvalue test problem |
toeplitz | Toeplitz matrix |
vander | Vandermonde matrix |
wilkinson | Wilkinson's eigenvalue test matrix |
Topics
Handle missing values in data sets.
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)
