Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e23662386e71d0ca5128a5376f63d09aadbff2282a0028d3d08c84913b43f269:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^