Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 678fabd78e5f9212562555df98c11cab2b1b0a1bba892ca5bd459f9385c9ad35:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^