Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 351d7980146942578ca7455d17b3cfd1926c9583ce8307b8b35ea79848b73fe9:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^