Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a28c1c2328af4e42a8017cf3781f2fe4a21a64311d06f6e7b183a39a4fe648b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^