Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9501728e2490bde757ea6160e686a91027da93cb3a0445b944bc8255f8a49211:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^