Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4c8393520c47940c85e5f64968f366b77aaf7d6f335bd65a5e1fdeb0e0906258:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^