Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3598a01d0fcc5bcccedf9a1681cacd6745184c7be67b5cd3bac106baf4f06dc3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^