How to simplify an equation corresponding to an ellipsoid?
8276
How do I get my equation to have the form $(x-a)^2 + (y-b)^2 + (z-c)^2-d = 0$?
50278
Explicit formula for conformal map from ellipse to unit disc (interior to interior)
4704
How to find an ellipse , given 2 passing points and the tangents at them?
142862
Intersection of an ellipsoid and plane in parametric form
19285
simplifying $ (h^2_2-h^2_3)\over ({1\over h_3})-({1\over h_2})$
10927
How to write conditional equations with one-sided curly brackets
124746
Echelon form of a system of equations?
378
Does $\hat{\beta}=(X′X)^{−1}X′ \ Y$ simplify further?
109997
Derivation of the polar form of an ellipse from first principles
7306
How is the equation of motion on an ellipse derived?
10772
Equilateral triangle inscribed in a ellipse
128721
Finding the equation of an ellipse tangent to two lines
61641
Equations of lines tangent to an ellipse
57411
Manipulating only the denominator in the solution of a fourth order equation
108300
Combine multiple Ellipses
10222
Simplify $\sum (x_i- \mu)^2$
110783
Simplifying complex expression with Mathematica