Description: The inner product of a vector with itself is the square of the vector's norm. Equation I4 of Ponnusamy p. 362. (Contributed by NM, 1-Feb-2007) (New usage is discouraged.)
Ref | Expression | ||
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Hypotheses | ipid.1 | |
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ipid.6 | |
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ipid.7 | |
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Assertion | ipidsq | |