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  "body": "\n## Summary\n\nIn the domain of mathematics known as representation theory, **pure spinors** (or **simple spinors**) are spinors that are annihilated, under the Clifford algebra representation, by a maximal isotropic subspace of a vector space $V$ with respect to a scalar product $Q$. They were introduced by Élie Cartan in the 1930s and further developed by Claude Chevalley.\n",
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