Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ffb8c18bf99fdbaa5369e36a372cac2f46097c8286af311d9efd69ab1070c54d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^