Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e1e93c6cfd889c81c8721a29f2e73d6679d5e86d263f8ba13f62a2ea2806b560:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^