Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2bbf868402bf185aa793be0468a66a788a1e973e562d0b96aa1c37086528b6cc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^