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New posts in geometric-construction
Rigid pentagons and rational solutions of $s^4+s^3+s^2+s+1=y^2$
geometry
number-theory
diophantine-equations
recreational-mathematics
geometric-construction
Doubling the cube with unit sticks
geometry
graph-theory
recreational-mathematics
geometric-construction
For compass and straightedge problems, are you allowed to use the compass as a ruler?
geometry
euclidean-geometry
geometric-construction
Thinking outside of the box
geometry
soft-question
circles
geometric-construction
Determine the centre of a circle
geometry
geometric-construction
Pair of compasses drawing a square (from children's fiction)
geometry
geometric-construction
Dividing an angle into $n$ equal parts
geometry
geometric-construction
How to cut fried eggs with mathematical elegance and perfection
geometry
euclidean-geometry
recreational-mathematics
geometric-construction
Geometric proof of existence of irrational numbers.
real-analysis
pi
geometric-construction
meta-math
Geometry Construction Problems
geometry
euclidean-geometry
geometric-construction
Constraints on conical coffee cup constructions of cardioids & catacaustics
geometry
curves
geometric-construction
What is the reflection across a parabola?
complex-analysis
geometry
geometric-construction
reflection
Given three non-overlapping circles, can we construct (via straightedge and compass) the triangle of minimum perimeter with one vertex on each circle?
geometry
recreational-mathematics
plane-geometry
geometric-construction
Finding tangents to a circle with a straightedge
geometry
euclidean-geometry
geometric-construction
plane-geometry
Sangaku. How to draw those three circles with only a ruler and a compass?
geometry
euclidean-geometry
geometric-construction
sangaku
Construct tangent to a circle
geometry
euclidean-geometry
geometric-construction
constructing segments with equal cross ratio
geometry
projective-geometry
geometric-construction
Finding a missing angle in the picture containing regular hexagon and square
geometry
contest-math
euclidean-geometry
angle
geometric-construction
Constructing the incenter of a triangle in only six steps
geometry
euclidean-geometry
geometric-construction
Is there a way to draw a 1 degree angle using only ruler and compass?
geometry
geometric-construction
angle
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