## My mathematical drawings and animations

Geodesic space
Two profile graphs of Z
Two profile graphs of Z/6Z
A profile graph of PSL(2,Z)
A profile graph of F_2
Profile graphs of Z^2
Thin triangles
Thin triangles in H^2
Thin triangles in PSL(2,Z)
Thin triangles in F_2
Z*Z^2 (the universal cover of a torus wedge a circle)
Amalgamated product of a surface group with Z^2 (Relative hyperbolicity, exposed at ICERM)
Fundamental group
Inverse in the fundamental group
Trivial loop
A non-trivial loop
A non-trivial loop and its inverse
Truncated hyperbolic space (with explanations)
Elliptic isometry in H^3 (inspired by Roice Nelson)
Elliptic isometry 2 in H^3 (inspired by Roice Nelson)
Hyperbolic isometry in H^3 (inspired by Roice Nelson)
Hyperbolic isometry 2 in H^3 (inspired by Roice Nelson)
Parabolic isometry in H^3
A torus
A genus 2 surface

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