Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ae56a101ff2037adaf3c8bb2065104f1c45ff6ef9f064a4c4905bf224d92f791:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^