Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4d3e59fde690f7c84c3cd9b953866c7b147e2b41a2c0d7c412db2b9da03e084:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^