Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20bcb01b18bbcf1707642c8d6eea23c702bbf174124a4d3cf7e1406efe9094ae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^