Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a20cb9fb168d3452729802aff1cebb802dd927fa31a736f19c49324cca49eecd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^