Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 126c7830eec1bc34a287eb032e8d48ad89d77008b97b7e33991db766cce1411b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^