Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa60cb528bc75732355a68f9422d49d7753a66a8f1046e4ecc73ea03d6328d17:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^