Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bab24689b6036d0454c8f55bf06ccc611e6feba3185c67e37bdacb458109d17a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^