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Jap88
  • Member for 2 years, 11 months
  • Last seen more than a week ago
  • USA
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By day: Professional computational science engineer By night: Amateur mathematician

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29
Can a real quartic polynomial in two variables have more than 4 isolated local minima?
Mar 15
question
2
Is the developable surface between two conic sections, not in the same plane, algebraic?
Jan 16, 2021
question
1
Fundamental Solution to Biharmonic Equation in 3D
Nov 23, 2022
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How many strict local minima a quartic polynomial in two variables might have?

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