Sine and cosine

Defing sine and cosine using Euler's formula

De Moive's formula

Expanding sine and cosine

Addition of sine and cosine

Calculus of sine and cosine

Polar coordinates

Polar coordinates

Moving between polar and cartesian coordinates

Arithmetic of polar coordinates

Tangent

Tan

Inverse

\(\tau \) and \(\pi \)

Hyperbolic functions

Hyperbolic functions

Trigonometric functions as integrals

Other

Other trigonometric functions