Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9533407afd21643f8491b1f0eaf6b6b5cb69a654d85d78f7c88a6c136c6aeb71:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^