Text this: Effective theory of quadratic degeneracies

 _    _      ___       _____     ___      _  _   
| |  | ||   / _ \\    / ___//   / _ \\   | \| || 
| |/\| ||  / //\ \\   \___ \\  / //\ \\  |  ' || 
|  /\  || |  ___  ||  /    // |  ___  || | .  || 
|_// \_|| |_||  |_|| /____//  |_||  |_|| |_|\_|| 
`-`   `-` `-`   `-` `-----`   `-`   `-`  `-` -`