Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 95a31a34c80179af326a14a115fe8762edd83d2541f99d7e95bf2fbaa84d2f5e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^