Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7f8021731f8639648cc873da3ef7f8f9570c57abb55dad410b6e977927f7be4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^