Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d9fcac77afe5ae1f1e226b9dbc9b81a944907f84911b43e4ad265868250cf1e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^