Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01a1f582b56aedae69c773b8a4cb389d9a379dbfaafe3f836b4819cd930f1b65:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^