Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7de89367e965e3c75db39f397f0459aa9b88b437f981588db7a6427d474393d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^