PL9050

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"learning linear algebra"

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The algebraic ellipsis and its consequences have been a disaster for the human race

Category: School, College, University

The algebraic ellipsis (" . . . ") and its consequences have been a disaster for the human race. They have greatly increased the convenience of those of us who write in “simple” notation, but they have deformalized mathematics, have made algebra unfulfilling, have subjected math students to indignities, have led to widespread academic non-rigorousness (in the algebra II classroom to learning defic... » Continue Reading

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How I do Matrix Multiplication

Category: School, College, University

I am in the process of learning linear algebra, and have struggled finding a good way to multiply matrices by hand. Today I finally found a process I like. It meets two criteria for me: Clear: its easy to look back and see your process for deriving the product. It is easy to find mistakes. Geometric: one can see how the individual vectors are affected via the transformation. This method may not be... » Continue Reading

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Mathematically representing all possible universes as unique integers

Category: Religion and Philosophy

Here is a way to represent all possible universes of the same set of laws via unique integer scalars. Works for universes with any number of dimensions. Let a point P i in an n-dimensional space be represented as » Continue Reading

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First blog

Category: Blogging

First post. How exciting. » Continue Reading

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