Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd9cb6d0286deeea2f5a73e72b3201c540a153cea635bdf06038fbe8993d762e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^