Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dbb0b8fae4f4a3d5c065fe0ff84af57f41bacb5870f67008028db248fec42016:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^