Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7bf6d4046f555f0f610e3d94f61f363d02834b8cc6a331a8912bf66ddd9924e9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^