Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91a74830d80d0a89d4562b30ed9bde597f5e52bd05ae223c61e0ea8b221276d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^