Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 23e18f2ef6eab4ebf0d061a103b1250d02d315a38c6bfd50827be451b2b528e5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^