Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81d4b7af3b3832b66fb49a4a4db23964dcfcbf646bbf06a47366af19c2096c8c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^