Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 128b1fa70ef84891bd7b68d975e18af786b624ca406497960864dae152074c91:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^