Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4f6a517bdbfed9b4d1797d18ed3aed30446958e28f976c77a8cca3d78ae76013:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^