Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 567122a3443b8f8b4bba6f5e208b121eb52c059843b3a67cf1db4dd47bccb838:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^