Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9baac9c2e0c5e16baa9a68ba86a46230360d0433d3bfb6ba1e805a17325db30f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^