Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7432df93c6c8316aab28e00c80dcb896799a1014eb4d75bbe4e3745d8e7ce707:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^