Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 517cb9a1ef99409475602990b46c8df61fa60757007307d314aa24d7d4c51e13:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^