Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0fc66da5f8c668640f00a57ca3559736c4f1e5dcc86b5a029b411d477806fdba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^