Difference between revisions of "MATLAB1"
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=Vectors and Matrices= | =Vectors and Matrices= | ||
| + | |||
| + | separated by either commas or spaces: | ||
| + | |||
| + | <source lang="matlab"> | ||
| + | v = [ 1 3, sqrt(5)] | ||
| + | </source> | ||
| + | |||
| + | <pre> | ||
| + | v = | ||
| + | 1.0000 3.0000 2.2361 | ||
| + | </pre> | ||
| + | |||
| + | <source lang="matlab"> | ||
| + | length(v) | ||
| + | </source> | ||
| + | |||
| + | <pre> | ||
| + | ans = | ||
| + | 3 | ||
| + | </pre> | ||
| + | |||
| + | |||
| + | <source lang="matlab"> | ||
| + | v = [ 1; 3; sqrt(5)] | ||
| + | </source> | ||
| + | |||
| + | <pre> | ||
| + | c = | ||
| + | 1.0000 | ||
| + | 3.0000 | ||
| + | 2.2361 | ||
| + | </pre> | ||
=Plots= | =Plots= | ||
Revision as of 16:03, 7 June 2013
An Introduction MATLAB
Introduction
http://www.mathworks.co.uk/moler/intro.pdf
Getting Started: Some Arithmetic
The Golden Ratio
http://en.wikipedia.org/wiki/Golden_ratio
phi = (1 + sqrt(5))/2
phi =
1.6180
format long
phi
phi =
1.618033988749895
φ2 − φ − 1 = 0
p = [1 -1 -1]
r = roots(p)
r = -0.618033988749895 1.618033988749895
Fibonacci Numbers
Vectors and Matrices
separated by either commas or spaces:
v = [ 1 3, sqrt(5)]
v = 1.0000 3.0000 2.2361
length(v)
ans = 3
v = [ 1; 3; sqrt(5)]
c =
1.0000
3.0000
2.2361
Plots
Ready Reference
http://www.maths.dundee.ac.uk/ftp/na-reports/MatlabNotes.pdf