Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 00c2466765968389ec40fafa4cbc5b8732cb59633b78e4e31e10d79042d35480:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^