Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b1d46e16cb5b6efc9b95227f7b59d764f93bf53674116e3577226dcdaa2fa19:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^