Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a1ed68b717ce6b686138adf00b16ecbc8a92526fa75533c840219bcfc402c9b8:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^