Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b2426ec5284aeb112f13fb1e0be2dd605bf61538cdcc6aaefe1b0290ac10f923:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^