Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7fc9ad7b1116123b07cfa7d332fced0b68abc33a137fe2759fb0ed9eff28d215:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^