Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a793d6aab78eb12c921c0904d00c8f2710d21fb2fa058eafbde118f4c2f7a88c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^