Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4f59235421bba2b6ebcdc8b1b64c93feee159c5297c5d1985ec710208cbf8c69:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^