x,y ∈ ℕ | x²+y²=c ⇒ ∃ w,z ∈ ℕ | w²+z²=2c

Milü, approximations to #pi

Approximation to #pi using Monte Carlo Integration

Gauss-Jordan reduction #matrix

Limit definition of the #derivative #calculus

#integrals #byparts

#pascalstriangle patterns

#pascalstriangle patterns

#pascalstriangle patterns

#pascalstriangle patterns

Composition of reflections over two parallel lines is a translation #geometry #isometries

Composition of reflections over two intersecting lines is a rotation #geometry #isometries

#GramSchmidt process

Orthogonal coordinate systems #calculus

Orthogonal coordinate systems #calculus

The #determinant of a 2x2 matrix is the area of a parallelogram

#eulersidentity #complex #pi