Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 41d7298c21fe7f797f394a5ce66f6f9699bc30adadcd209ab39d8d3f650fdc76:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^