Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0e1ecb7c81d30958bf10a5c927fd21a815e9d1be2e6f8ef7fa042f90eb6eca12:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^