Impredicative

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More things to try:

• 2x^2 - 3xy + 4y^2 + 6x - 3y - 4 = 0
• chicken game
• minimize (4 - x^2 - 2y^2)^2

Cite this as:

Weisstein, Eric W. "Impredicative." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Impredicative.html

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