Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5068d7cc09c0cf209ab0be048e5e011a828db8f47e2cb9bb67c84285a7ddbfda:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^