Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0b8ba9213ba89bf91dcd6bf2f2bf6756778b1af107df1ca2aad4015ad340e804:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^