Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4d93070687f0bd8b8dc6b13c1cc2bf4b53654d4e50c6715655538c3d73379d6c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^