Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 602b57617788cbbb8accb3315b057f15c49afda861a9d3b4f0dd463b1a9efcdc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^