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

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Text this: Algebraic connections between topological indices