Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ac6257da3910d6de6171d8f67c2aa05d10c5a550833f630b1c589a5be75fba3a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^