Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cb85d93c1a044243bc423598d6928403b07a490e50f01c75eba1181d2093aa3c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^