Tim Chartier

I love fall. #photography

Win probability at the end of an NFL game

When I see a .1% chance of a comeback with under two minutes left in the game, I try to think of the type of circumstances that make up that .1% probability. Suggestions?

Simply stunning. A bee traversing a spiral? #photography

Magical one point perspective. A fairy ring in the redwoods. #photography

Handrail casting zigzag lines on cement stairs. Green grass grows in the corners and green mildew stains the cement.

#BlueSkyArtShow #Angles #AlphabetChallenge #WeekLforLines #ColorADay #GreenSat #SaturdayStairs #StripesOnSaturday

Zigzag escalation - 2025

#Phonetography
#EastCoastKin #ArtYear #handrailsteps #clinginglife #pointy

When rowboats dream, they rest on land. #Photography

Puppet oversight. #photography

perfect wallet

A quiet reminder that every wave leaves its mark, then makes space for the next. #photography

Whenever I see this hand, I think of the end product of working out a complicated math problem.

An ode to pi? The symbol, a sphere and portions of pi on Santa Cruz Wharf. #photography

Walking through the redwoods of UC Santa Cruz. #photography

When the recycling bin is bigger than the landfill bin, it’s more than just design — it’s a reflection of how we value sustainable waste management.

Nature’s topology #Photography

Fibonacci beauty #photography

Colbert quoting Prince to end his speech was perfect.

"If the elevator tries to bring you down, go crazy, and punch a higher floor."

#Emmys

Enlarging, rotating squares into nothingness. #MathArt l

Bahá’í Temple of South America

Bahá’í Temple of South America

Bahá’í Temple of South America

Bahá’í Temple of South America

The Bahá’í Temple of South America, designed by Hariri Pontarini Architects, is a serene and sculptural expression of unity.

Mario created in Desmos.

Math behind Mario? Here is Desmos of a walking Mario. www.desmos.com/calculator/k...

Some of this week’s mathy art.

This morning’s welcome. #photography

Falling into square!

Circles of different sizes, each with a simple cartoon dog face. The circles appear to be in different layers and in different orientations.

Circular dogs are much easier to draw than dog shaped dogs. This painting exists to prove that you don’t have to know how to draw in order to have fun with paint. #painting

Sharing some of the morning beauty. #photography

It’s a simple iteration. It begins as the Seed of Life and blossoms into the Flower of Life. To learn more: en.m.wikipedia.org/wiki/Overlap...

Good morning! Enjoy the screensaver sky. #Photography

Tonight, @momath.bsky.social and @stevenstrogatz.com celebrated the winners of the math communication prize that bears Steve's name. Want to be inspired by creativity of high schoolers? See the prize winners work at: momath.org/strogatzpriz...

This was a pleasant oops. I was making a curve of pursuit on the square and had it doing the pursuit on three of the edges rather than all four. A happy mistake!