Tag Archives: distance

Distance between Words

Which pair is more different? keyboard | keyb`ard keyboard | keybpard keyboard | keebored Of course in mathematics we get to decide among many definitions of size and there is no “correct” answer. Just what suits the application. I can … Continue reading

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[G]eometry and number[s]…are unified by the concept of a coordinate system, which allows one to convert geometric objects to numeric ones or vice versa. … [O]ne can view the length ❘AB❘ of a line segment AB not as a number … Continue reading

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Manifolds, Star Fox, and Self-versus-Other

Branes, D-branes, M-theory, K-theory … news articles about theoretical physics often mention “manifolds”.  Manifolds are also good tools for theoretical psychology and economics. Thinking about manifolds is guaranteed to make you sexy and interesting. Fortunately, these fancy surfaces are already … Continue reading

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B*tchin’ six dimensional 6-cube. The rainbow colours and glass panes really help this visualisation.  Examples of 6-dimensional things If it’s hard to envision 6 dimensions, consider this: the possible tunings of a guitar constitute a 6-dimensional space. You can tune to EADGBE (standard), … Continue reading

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Noncommutative distances between industries

The distance from your house to the grocery must be the same as the distance back, but 20th-century mathematicians speculated about circumstances where this might not be the case. Very small-scale physics is non-commutative in some ways and so is … Continue reading

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“The anchovies were nowhere near the sardines and the tuna. That’s because they were near the pizza toppings. But it was only a problem because this was a three-dimensional grocery store. If it had been a thirty-dimensional grocery store they could … Continue reading

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The Hotness Scale

One example of a total ordering ≤ is the “hotness” scale from 1–10. Because of the widespread disagreement about the meaning of the numbers, the only thing one can infer based on a man’s rating of a woman is that … Continue reading

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