📄 README.md # 🌌 Space Waves
### 📁 `src/` (Core Modules)
def plasma_frequency(electron_density): """Calculate plasma frequency (Hz) from electron density (m^-3).""" e = 1.602e-19 eps0 = 8.854e-12 m_e = 9.109e-31 return np.sqrt(electron_density * e**2 / (eps0 * m_e)) / (2 * np.pi)