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Perry_W
  • Member for 6 years, 1 month
  • Last seen more than a month ago
  • Hong Kong
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Phd student in Economics

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4
How to use Calculus of Variation with Lagrange Multipliers when the marginal conditions only depend on the multipliers?
Feb 5, 2022
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3
if $a,b,c$ are the roots of the equation $x^3-px^2+qx-r=0$ find the value of $(b+c)(c+a)(a+b)$
Mar 10
question
2
Evaluating this "$\infty-\infty$" limit including definite integral
May 26, 2019
question
1
How to simplify the Euler-Lagrange equation of Brachistochrone in this way?
Nov 17, 2018
question
1
How to solve a quadratic programming problem with constraint that is also an linear optimization problem?
Jan 19, 2022
question
1
Functional Extremum Problem with inhomgeneous boundary condition
Jan 30, 2022
question
1
To prove the "symmetry" of the solution to equations
Mar 9
answer
0
How to simplify the Euler-Lagrange equation of Brachistochrone in this way?
Nov 17, 2018
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Attempt to invoke virtual method 'android.content.Context.getResources()' on a null object reference