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New posts in conic-sections
Why does the Ellipsograph/Trammel of Archimedes draw an ellipse, really?
geometry
conic-sections
plane-geometry
Equal angles formed by the tangent lines to an ellipse and the lines through the foci.
geometry
conic-sections
Given a drawing of an ellipse is there any geometric construction we can do to find it's foci?
geometry
conic-sections
Prove that $|PF_{1}|+|PF_{2}|$ is Constant in an Elipse
analytic-geometry
conic-sections
stereographic-projections
Finding out the perimeter of the ellipse?
calculus
integration
geometry
conic-sections
Parabola equation in Fortune algorithm for building Voronoi diagram
geometry
algorithms
conic-sections
ellipse circumference
geometry
conic-sections
Determine if a conic is degenerate with the determinant.
algebraic-geometry
conic-sections
education
How to find the equation of the tangent line to $y=x^2+2x-4$ at $x=2$?
algebra-precalculus
analytic-geometry
conic-sections
What is the reason behind the Pythagorean relation in a hyperbola?
algebra-precalculus
analytic-geometry
conic-sections
Find hyperbolas transverse and conjugate axes
analytic-geometry
conic-sections
tangent-line
What is the approximation equation for making the day/night wave
geometry
conic-sections
How does the focus-directrix definition of a conic section apply to a circle?
geometry
analytic-geometry
conic-sections
curves
Prove that in a parabola the tangent at one end of a focal chord is parallel to the normal at the other end.
recreational-mathematics
conic-sections
alternative-proof
Does ONLY the ellipse have these properties?
conic-sections
plane-geometry
plane-curves
affine-geometry
How to prove the parametric equation of an ellipse?
geometry
conic-sections
parametric
Calculate Ellipse From Points?
geometry
conic-sections
What is the equation of an ellipse that is not aligned with the axis?
geometry
conic-sections
Formula for ellipse formed from projecting a tilted circle onto the xy plane
trigonometry
conic-sections
projective-space
Minimal Ellipse Circumscribing A Right Triangle
geometry
euclidean-geometry
analytic-geometry
conic-sections
plane-curves
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