Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72cd1ab7e9e9641bfa69e8ffeb41f16887b9790e0a99beba224b1ea74902cbba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^