Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c71a78fff56332e793802b7716011b663fa530620d6c26cd8beacc504218263:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^