Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d19d207afcf5f8c9b6671634097780effed2ec455b80369b0c7ef8c28538f35b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^