Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ceca7be95cadf6a927718bc13b047d5f056d265eea1fa2c938a22c8c6bbf72e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^