Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a9b6effbad50aca4d285cf2820431e664ec5eeda5f80342026f5fc308fd2094:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^