Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 550c323367e2e271d5b5ddbffbfda9b843b84b6cfad99d72fdc991dd07e1b7fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^