Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1db45bc3c15d4b7b08ca53d51a28200345b549872c1533a5a2a1d36d9704e4e7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^