Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 75b28f97a90d277e18716a1ecc77a38ebe13572511f0d2292e9048b6c90acfdb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^