Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dae1772a09be4810ec819b93b1de6c4a6452f3d2c9db8dacfe748720b8859bbc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^