Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c79682845c3b82ab8eaa6994d7d9bec0f1e05726be28ca3d93765830b64b99d0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^