Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1eb97a52dc6846a3cc7b09cbba1782139d89536e5f618e7f79fa2343c9e9efa9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^