Math Symbols in HTML

1  These examples ...

Area of a Circle:

Acircle = πR2

(1)

Fermat's Last Theorem:

xn + yn ≠ zn, ∀n > 2.

(2)

A Fancy integral:

WS(t,ω) = ∞ ⌠ ⌡ −∞  ℜS(t,τ) e−jωτ  d τ

(3)

2  Should look like this ...