Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 680028ef225ea677476580c70154986eefd346bf4fbbd4c5fc0e9d8ba0e989d3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^