Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9725f9aec85bce91c27419e7bc50d4c7699da7ce98e2060273ba0bd40e7bcaf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^