Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a6ff3e71bb6be5b19857779a11e13abbbc5beddd9abec26f80e9609d7f39c987:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^