Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fd930b99dff6f8ec547e4855468c0a2a387e0dc6b205e6d96dae76287ac4cf55:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^