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Omni-MATH / Let a,b,c,d be real numbers such that a²+b²+c²+d²=1. Determine the minimum value of (a−b)(b−c)(c−d)(d−a) and determine all values of (a,b,c,d) such that the minimum value is achive… · Discussion

Discussing Let a,b,c,d be real numbers such that a²+b²+c²+d²=1. Determine the minimum value of (a−b)(b−c)(c−d)(d−a) and determine all values of (a,b,c,d) such that the minimum value is achive… · Omni-MATH

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