Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3b7420dfd0115fb01eef17a91dffc60ccc310b0bfa7ca277eb79fdd037028cce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^