Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 12d4a69ee6996f8d4a43f6e42dc311925823f84169bfbccc590fd0ca23f5d990:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^