Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fd025dae07893da1855c7226f316344544c0aa3d19425c1628af0b1ceb6ea392:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^