Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a1d603a9d15888fb5a6f2b1cd8d2290b17fc22fc2fe93ecda33c74d190e4a58:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^