Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1205751d8cd03a9fe7d8952cc7a33a42e07f165c92faf8518454b29e053c0c8d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^