Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9eba7f4b356b96ac4d75f3ccfc8aff4d80868defb8d089cd739e424548b1bf0a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^