Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81edf8f90d7eaa25d79aa09669f467e3b7b018da4b9f73e467875d40c39b2f44:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^