Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 861d668ff8b6f29fdd7768d22bc40f920a0efc957cdb4bc478c458f1460e1a41:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^