Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d875c61f3db594aa1a68c4397e2f6dc6409ebc51c2fa19afd54e3c485c69d266:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^