Work in small groups at the computer to solve the following exercises.
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To compare the accuracy of the two methods, we can measure how close the computed solutions x and y are to the exact solution z. Do this with the commands
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Which method produces the most accurate solution?
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tic
and toc
, test which method is
the fastest to solve the system of linear equations Ax=b among the
three: with the INV
function, with the \
operator and
with the rank-1 update.