Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b21e1c03acb0fc9fa1843411e0add7da6d27fbd21e79404fdb04dbc435c742e5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^