Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8e445af021a818d5688e63f1d139229a093e60f5ff76515020f4830cf5ae1ca6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^