Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3eb7dfe67c2f8ebe1b6564ece51aafb21fd457ce9f646899f766d9ce2be67952:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^