Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d57f9c8d7ac53a9fd2dd062f5794e29b949255bf4c3d3be00404a31c51188d25:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^