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  _  __     ___      _  _      ___    __    __  
 | |/ //   / _ \\   | \| ||   / _ \\  \ \\ / // 
 | ' //   / //\ \\  |  ' ||  | / \ ||  \ \/ //  
 | . \\  |  ___  || | .  ||  | \_/ ||   \  //   
 |_|\_\\ |_||  |_|| |_|\_||   \___//     \//    
 `-` --` `-`   `-`  `-` -`    `---`       `

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Text this: U(3) artificial gauge fields for cold atoms