Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 19b391b5b30b9e0a618f8d7b13a4cf7279e52c267a27df761825cab5765c014a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^