Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b81899cec4f2ffffbb06a2e5fe438e556f62e15d107f95d41b1368f02305350:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^