Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4957307fbab79a22660388becc8dc46264889baa39c211c4a09529b670c7018b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^