Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6c1f2aa69bba15b1c2aecb81f9085851e7ef4f90acbf8770a2358b19b19f878:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^