Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef08576b0f3eedef13f277afc04f7d74d452090c4175a9844bcc3877f1cfdd29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^