Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b268515d4076f907cb97b57af3bede039a8dbe41fdd8eff5c1edf04664c357b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^