Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe3056b66bab0c0fcd87bbff848b5b42f19902db42db1c2d108f4effbc5c2e28:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^