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Stacking positive and negative cannonballs
05/30/25 - 06:18AM MST
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How Mathematica Draws a Dragonfly
05/28/25 - 06:47AM MST
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How often to the hands of a clock line up?
05/28/25 - 06:46AM MST
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The bad version of a good test
05/28/25 - 02:37AM MST
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Representing octonions as matrices, sorta
05/25/25 - 05:25PM MST
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Octonions sometimes associate
05/25/25 - 11:51AM MST
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Looking for keys under the lamppost
05/25/25 - 11:37AM MST
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Structured frameworks for complex systems
05/24/25 - 09:21AM MST
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Dungeons, Dragons, and Numbers
05/24/25 - 08:11AM MST
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My favorite paper: H = W
05/24/25 - 06:47AM MST
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Wilkinson’s polynomial
05/22/25 - 10:41AM MST
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Interpolation instability
05/21/25 - 06:01PM MST
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Drazin pseudoinverse
05/21/25 - 10:39AM MST
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Effective graph resistance
05/21/25 - 08:30AM MST
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Multiplying a matrix by its transpose
05/20/25 - 09:18AM MST
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A bit-twiddling marvel
05/20/25 - 07:46AM MST
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Matrices of Matrices
05/20/25 - 05:25AM MST
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Probability of rolling a Yahtzee
05/19/25 - 11:40AM MST
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Trinomial Coefficients and Kings
05/16/25 - 02:11AM MST
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Riff on an integration bee integral
05/16/25 - 12:27AM MST
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Another little chess puzzle
05/14/25 - 05:06PM MST
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Multiplying by quaternions on the left and right
05/14/25 - 01:57PM MST
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Embeddings, Projections, and Inverses
05/14/25 - 09:38AM MST
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Alternative exp and log notation
05/13/25 - 12:34PM MST
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Decimal Separator and Internationalization
05/13/25 - 06:50AM MST
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A crowded little chess puzzle
05/13/25 - 04:04AM MST
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Formulating eight queens as a SAT problem
05/11/25 - 11:14AM MST
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Special solutions to the eight queens problem
05/11/25 - 09:52AM MST
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The non-attacking bishops problem
05/10/25 - 05:33AM MST
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Sorting Roman numerals
05/09/25 - 05:57PM MST