Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3d21d5389195daa1f7bd3f90737785ea5855ac5fd21427c11e8fcfae7da092e2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^