Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5db284a031c87afc9cab87efb9108b5d4d0aa2c1cdaedd2b8f320eab31692abb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^