Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 179535840fda9ae812d93e582bc2f5927f67e1c5614e91cfdd3addca1dd6aa52:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^