Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18d5adc3d1bb9c17f2557356c2eef8ebbe2236a3a8958a28623990ab66a1ab10:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^