Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b66a98d4cf7651055f7d5d017ea11756dbfeaf8d41bbadaef4d91a80bcbec271:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^