Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 85290bd58817e299ea473164de7dbdaa120e3a0810052bfa55499b5ccbbed620:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^