Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 84badc7b79c186340e3cc167ac2d42c3baec3ece824559151b520b764912b855:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^