"Courant minimax principle" meaning in English

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        "A principle that gives a condition for finding the eigenvalues for a real symmetric matrix."
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        "(mathematics) A principle that gives a condition for finding the eigenvalues for a real symmetric matrix."
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        "sciences"
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  "etymology_text": "Named after the mathematician Richard Courant.",
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        "(mathematics) A principle that gives a condition for finding the eigenvalues for a real symmetric matrix."
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        "mathematics",
        "sciences"
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