Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 34ba2e67d1603b09af017a5c88ef7dbb3d4d381a13c82a6a6997d504dd9f1410:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^