Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 53133b3d945fdc940805a59b64e7c9317a79f8cb5e66bea379125774f36846b3:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^