Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b28960b3ad21777625ab7b42aa66c5965c6fec3b93ed6391d4dd97b180da1ea6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^