Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8816625ddd4f4758a80fb3473ced4757a3f50e65cb1f4c2659ffddabbf378b22:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^