Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8aef4c1b37f859018ada30ffb523ea061f1b954e043eb8f13ef51a04ae7f55bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^