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blog.separateconcerns.com | ||
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notes.kateva.org
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| | | | | A personal blog of diverse opinions. | |
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www.chriswarbo.net
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algassert.com
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| | | | | Craig Gidney's computer science blog | |
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profmattstrassler.com
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| | | Matt Strassler [April 12, 2012] It is common that, when reading about the universe or about particle physics, one will come across a phrase that somehow refers to ``matter and energy'', as though they are opposites, or partners, or two sides of a coin, or the two classes out of which everything is made. This | ||