July 2014 Archives

The Matrix Recoded

Last time we discussed vectors, which in some sense extend the notion of number into multiple dimensions. Unfortunately they don't adequately extend the notion of arithmetic into multiple dimensions; for that, we also need matrices. Together, they comprise the building blocks of linear algebra.

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What's Our Vector, Victor?

As we discussed in a previous post complex numbers are one way we can extend the concept of number into two dimensions. A more general approach is that of vectors; mathematical entities with the properties of direction and length, or magnitude, which generalise the concept of number to any number of dimensions.

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