Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69a70dcc2afffe9120536c4ad3e53e1e05f85083f1a9001bde9f77081115823f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^