Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 457f91cc33c90b12d80bc4ebcb199a1cf7f9db393a9d3bc9e5cf95f63864574c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^