Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 122719b873a1537a316759eae9a13471eadc027df7d9437bc87b5b5ae783997c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^