Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d3f4f1f274b9bad58428f754da07905e718d5b41f40f770b9ae6f371a428cb4d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^