Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 61873cb053afd9a3e562edf5f531bdb6398dc5d9e27a58d572160a5e9d95ff37:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^