The Schmidt Arrangement of Q(sqrt(-11)).

@infinitymath

http://math.colorado.edu/~kstange/noscripts.html

he Schmidt Arrangement of Q(sqrt(-15)).

@infinitymath

http://math.colorado.edu/~kstange/noscripts.html

For other Schmidt arrangements, visit the folder of images:

http://math.colorado.edu/~kstange/arrangements/

@infinitymath

Joel David Hamkins is a mathematics professor at City University of New York. He is specialist in mathematical logic and set theory. His website contains a part ennoscriptd "Math for Kids".
the note ''Math for eight-year-olds: graph theory for kids!'' is very interesting .
@infinitymath

http://jdh.hamkins.org/category/math-for-kids/

A proof of the identity 1+2+⋯+(n−1)=C(n,2) 👇👇👇👇👇
@infinitymath

Euclid might be an extra course for learned men, like Homer.
But Euclid for children is barbarous.
~Oliver Heaviside
@infinitymath

Smooth shapes are very rare in the wild
but extremely important in the ivory tower and the factory.

~Benoit Mandelbrot
@infinitymath

Google: in honor of Gaston Julia's 111th birthday
@infinitymath

fractions in the golden base; have fun!
@infinitymath

Morley's Miracle
@infinitymath