Discord\( \pmb{T = \frac{1}{\nu}} \) - Period of oscillation
\( \pmb{\omega = 2\pi\nu} \) - Angular frequency
\( \pmb{T = 2 \pi \sqrt{\frac{l}{g}}} \) - Period of a simple pendulum
\( \pmb{E_p = \frac{kx^2}{2}} \) - Elastic potential energy
\( \pmb{T = 2 \pi \sqrt{LC}} \) - Thomson's formula
\( \pmb{\omega_0 = \frac{1}{\sqrt{LC}}} \) - Angular frequency
\( \pmb{W_{total} = \frac{CU^2}{2} + \frac{LI^2}{2}} \) - Total energy of and circuit
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