Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 404b6a8462ae84c7f84827b7eea238f2d491bbaa2073bf7c604d0e85dc20c46c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^