Radial scaling towards an inner circle
121734
Photoshop resize circularly
56301
Möbius Tranformation: Map two non intersecting circles to concentric circles
18335
Fourier transform of a radial function
75694
The Schwarz Reflection Principle for a circle
39416
The space obtained by identifying the antipodal points of a circle
40650
Equation for testing if a point is inside a circle
52594
Can all circles of radius $1/n$ be packed in a unit disk, excluding the circle of radius $1/1$?
99194
Scale invariance symmetry as a simple argument in an electrostatics problem
141178
Fitting data to a circle with FindFit
55124
Conformally Map Region between tangent circles to Disk
154012
A simple curve of positive area
102235
Choosing $n$ equidistant points on a circle with given radius and center
61204
Mapping that takes unit circle to unit circle
57857
Will this procedure generate random points uniformly distributed within a given circle? Proof?
11196
Gaussian and Mean Curvatures for a Ruled Surface
95728
The union of growing circles is not homeomorphic to wedge sum of circles
155235
How to determine the center and radius of a circle given some points in 3D?