Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b0be0378f57112d1cc2b1c0d67926bdf1e740e6f8229e51eff0ae06f0e7e708b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^