Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a1479f0fc3d03003fe4c6daa237ad193d920e2220871c4d368ab2fc8204f7974:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^