Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 57990c42dec3d9ad0ed6e4a99f3cd0068508c8215fda7f7ae37101d83c94c86d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^