Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81e097640052fe45d64b1cfb3cfc66cbce4f7d439e9b4360ab50654167b25d64:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^