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|      \\  \ \\/ //  /_   _//  \ \\/ // | || | || 
|  --  //   \ ` //   `-| |,-    \ ` //  | || | || 
|  --  \\    | ||      | ||      | ||   | \\_/ || 
|______//    |_||      |_||      |_||    \____//  
`------`     `-`'      `-`'      `-`'     `---`

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Text this: Defining relations of invariants of two 3 × 3 matrices