Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f95c46ec159dbcfe2412e160a358146d5488f033c2f13a0977041128ecfd9024:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^