Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b92bfc4d4bf91d32401eadca80013a5fcb1146b205d9a54929ad5deb6cb705b5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^