Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 98ccb88e0fc17f66728a8226f0a923e35180717f7f649a11cb60f79c9ece2cd7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^