Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fab4320c8fb559b4d00c34c40458aa9fa452612c3fb62af5b56e73012bebfa6e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^