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A lifetime of new stories and elective returns

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July 3, 2026 Conan

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Index

Two years in San Francisco
Some random programs I wrote (Part II)
Some random programs I wrote (Part I)
2018 – Silicon Valley, 42 and programming (part II)
2018 – Silicon Valley, 42 and programming (part I)
A picture log of my 2017 post-consulting life
Farewell, McKinsey & Hello, World!
A brief recollection of my 2016
Last page of sketchbook…
Year of 2015 – life in the strange world of consulting
Recent progress on the Imagineering quest
A posthumous paper: Random Methods in 3-manifolds
Progress update: Painting, drawing etc. 11/25/2013
Mathematics, with Imagination – a course proposal
Progress in painting: 08/172013-09/17/2013
Weekly updates: Zoo sketches, acrylic, figure eight snake and Alexander horned deer
Back to the drawing board — Month #1 (and a bit more)
The beginning of a long voyage — from Princeton to Pixar
On Tao’s talk and the 3-dimensional Hilbert-Smith conjecture
A train track on twice punctured torus
Filling and unfilling measured laminations
The travelling salesman problem
Back to the drawing (painting) board
Adding faulted data to produce accurate results, faster
Simulating paintings on computer
A Chinese new year greeting~
Sumsets, in discrete and continuous settings
The Schwartz lantern
Haken manifolds and virtual Haken conjecture
Longest shortest geodesic on a 2-sphere
Graph of groups in relation to 3-manifolds
A Bosuk-Ulam-kind theorem for simplexes
Stable isoperimetric inequality
Kissing numbers of sphere packings
Ultrametrics and the nonlinear Dvoretzky problem
A remark on a mini-course by Kleiner in Sullivan’s 70th birthday
A report from the Workshop in Geometric Topology @ Utah (part 1)
Gromov boundary of hyperbolic groups
Stabilization of Heegaard splittings
A report of my Princeton generals exam
Graph, girth and expanders
The Carnot-Carathéodory metric
Slides for my little Anosov talk
A survey on ergodicity of Anosov diffeomorphisms
Isoperimetric inequality on groups
On Uryson widths
When k looks and smells like the unknot…
Intergal geometry and the minimax inequality in a nutshell
Recurrence and genericity – a translation from French
C^1 vs. C^1 volume preserving
A convergence theorem for Riemann maps
Stats monkey: this blog is doing awesome
Cutting the Knot
Extremal length and conformal geometry
On length and volume
The moving needle problem
Coding Fractals by trees
On Whitehead-type manifolds
Remarks from the Oxtoby Centennial Conference
Systoles and the generalized Geroch conjecture
Proving the tameness conjecture
Fibering the figure-8 knot complement over the circle
“Exact dimension” of measures
A few interesting items from the ICM
On minimal surfaces
On C^1 closing lemma
On compact extensions
On plaque expansiveness
A hyperbolic structure on the Whitehead link completement
On Alexander horned sphere
Fundemental Theorem of Dynamical Systems (Part 2)
Fundemental Theorem of Dynamical Systems (Part 1)
Hausdorff dimension of projections
Whitney’s extension theorem revisited
Systolic inequality on the 2-torus
Notes for my lecture on multiple recurrence theorem for weakly mixing systems – Part 2
Probability of leading N digits of 2^n
Notes for my lecture on multiple recurrence theorem for weakly mixing systems – Part 1
Length spectrum
Moser’s theorem with boundary
Anosov flows
Types of hyperbolicity
Kaufman’s construction
A question by Furstenberg
Billiards
The sponge problem
Counterexamples to Isosystolic Inequality
Generic Accessibility (part 1) – Andy Hammerlindl
LaTeX? $latex \LaTeX$!

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