Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e597acb762075ae85a2847baab7d460c608c3eb72ad89520ad30a22e7d78176d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^