Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ab8d995da3ebade10e05d3ec50d5e2f64a2218d4057f1616005d4d6f43ec98d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^