Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2f711f0c9ccdd1f65a9b8ff6b154b31f7c8b80c6c22068d2de9a91177be4754b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^