Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2541b21e616a9e0b94345b15f3af326a05e21a1fad55818ca211d6d9bd983d11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^