Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7dfcc663281fec93f37f9d44977c488b43a3ec4b45a7d1d11f8c119750170d23:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^