Optimizing $x^2+y^2$ from two given equations?
132484
Not so easy optimization of variables?
133164
Rational solutions for $x^2+y^2=3$
94638
Solving for three unknowns given three linear equations
12481
Code to solve quadratically constrained quadratic optimisation problem using FindMinimum is very slow. How do I make it faster?
100900
Finding maxima and minima of $f(x,y)= x^4 + y^4 - 2x^2 - 2y^2 + 4xy$
105119
Are there any other methods to apply to solving simultaneous equations?
110297
Problem related to quadratic equations
82823
Attractive Boxed Equations
40063
$x^2+y^2=z^n$: Find solutions without Pythagoras!
134252
Optimize pairings of two types of points with respect to the maximum distance inside any pair
61134
Solving cubic equations with another method.
115419
Combined numerical minimization and maximization
114297
Extremizing sum and difference of lengths using triangle inequality
88195
Minimizing quadratic objective over convex set
139474
Solving system of Congruences with Two Variables (x and y)
111809
Maximizing a linear function over an ellipsoid
34325
Minimizing $\sum_{i=1}^n \max(|x_i - x|, |y_i - y|)$ - Sum of Max of Absolute Values