Algebra I

Learn or review all the concepts of first-year algebra-including variables, order of operations, and functions-with these lectures taught by a Professor of Mathematics.

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Z Proportions

Becca Hirsbrunner photographed this fabulously constructed Z proportions letter. Interestingly, every element but the diagonal bar can be rationalized.

$Math Textbook with Cat Pictures | Cool Math Stuff | Abakcus$

Math Textbook with Cat Pictures

Sheldon Axler is a funny math professor and he put his cats' pictures into his math textbook, Precalculus: A Prelude to Calculus.

NASA Scientists in 1961

In 1961 NASA scientists worked hard to send an American astronaut to the moon. And we have this beautiful photo from those days.

$Mandelbrot Island | Cool Math Stuff | AbakcusMandelbrot Island | Cool Math Stuff | Abakcus$

Mandelbrot Island

When Alexis Monnerot-Dumaine rendered Mandelbrot set as an island using the fractal-based landscape generator, Terragen, he got this Mandelbrot island.

Adaptive Roots

These two lovely photos of adaptive roots show how nature fits the environment, and the way they do that is so impressive!

A Geometric Haircut

Imagine that your barber’s name is Zeno and he is doing 1/2 off haircuts. Probably he would do a geometric haircut. This is hilarious.

An Experiment on a Bird in the Air Pump

e of the numerous candlelit scenes painted by Derby artist Joseph Wright during the 1760s is An Experiment on a Bird in the Air Pump.

The Geometric Patterns Inside a Cabbage

These geometric patterns inside a simple cabbage prove Galileo's words! Fractals are always beautiful and make people look!

Limit Definition of Derivative

This limit definition of derivatives math meme depicts calculus students when they realize they can use a simple notation for derivatives.