Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b4745059d0ecca8f0921d09433193f774451e4454b1f9fe28dc7fd23cf5f04d7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^