Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5b7afd9f9b74f170e2fe60634999c08de508ab02d3caf8f71912018ac08667fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^