Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9d789bc875fd86d76c12a72c34ed2160d4f615c597d82801ab89d06bfd21a81e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^