Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9966b7633dda08d1f8973bcb1ab5d837ab1a016f433262c48515095c4a20c21a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^