Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c76a1fedff5bdea75732965c40d112800692f2fa8d9d00f5a88a98bca599bcb4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^