Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a3d54a70eb6f0eda2c46ba41702379072a7a8234b8b5b8d4965f33b05e03906:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^