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1.
solve a polynomial
2.
various algebraic operations
3.
create an array of values
4.
create an array x and then
plot sqrt(x) vs. x
5.
define vectors (1-d arrays)
6.
define matrices (2-d arrays):
7.
add vectors v and w and plot the resulting vector
8.
eigenvectors, eigenvalues, SVD of matrix M
9.
plot a function of 1 variable or of 2 variables
10.
integrate a function
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11.
solve matrix equation Ax=b
12.
input numerical data from a files
13.
fit a polynomial or nonlinear function
to x-y data
14.
define a function f(x), and plot it
15.
solve & graph an ODE
16.
analyze data using FFT
17.
read a PNG (or GIF) file, filter, and display
18.
display array data as surface, contour, density plot,
19.
plot a parametric equation
20.
write data to a (text) file
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