the Graphiti blog

The math hiding in what you draw

Curve fitting, symbolic regression, and the equations behind everyday shapes — explained for people who last saw a parabola in ninth grade, not people who publish papers about them.

Foundations

What Is a Mathgram? The Math Behind Every Doodle

The word we use for the shareable card Graphiti makes when it turns your sketch into an equation — what's on it, and why it's more than a screenshot.

read the post →
Foundations

How Curve Fitting Actually Works (Without the Math Degree)

The plain-language version of how a computer decides which curve "best" matches a pile of points — no calculus required.

read the post →
Foundations

Symbolic Regression, Explained for Actual Humans

The upgrade that lets software search for the shape of an equation, not just fill in the blanks of one you already picked.

read the post →
Fun / Shareable

The Secret Equations Hiding in Everyday Shapes

Real equations for a circle, a parabola, a wave, a spiral, and yes — a heart. What each one means and why it looks the way it does.

read the post →
History

From Sketch to Formula: A Short History of Turning Drawings Into Math

Graphing calculators, curve-fitting software, and photo-to-math apps — where the idea of "picture in, equation out" has been before now.

read the post →
Brand

Why We Called It a Mathgram (and Not Something Else)

The actual naming logic behind "mathgram" — the -gram suffix, what it borrows from telegram and diagram, and why "graph" alone wasn't enough.

read the post →