Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 743e9f4d523c891cf4ab6be9fc162da60c8a58c533ff26ecfa38d2cc11d3943a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^