Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 646bf2c7812d7bb739bc63a701d5437318193d9763deb9c83f9ebf15dd1e04e2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^