Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3b256d37582622cd8db2bbfeaff49311dbe26bd8ba9b1aec6aa3f7027d3f4173:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^