Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6818112f3ab3ff9e98c4ecea030283290a9a1acb44b06531101a8ceb9b13ba9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^