Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4aa78d1414c612583050e97b72220bdeab34cb056404a44036f5f1cb619a385c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^