Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f727728d7f4c4074bf1c6144b7a18fcd184895a203cb89184290a2210d0e4db:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^