Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71da3812b3c042592371d584f57ed5e286de3f5e4e5857c7ac47d66b163fa656:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^