Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be25b18d904bd9530a861bceaf1158f9d369cab6ed9ec210d4332ea72993219d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^