Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 000fb892a93428777ca7b9a10e7825201d8b6abe20c67ec6a430531abd8af5a5:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^