Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa16993e008cc1e9ba97019ceb8cbbfdad9c14c37d02f8a8188a92fde473d976:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^