Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f937171edcf1b48d1a9c054b5beb884a8878bd8cfd19407ea109c3ce575fdbb4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^