Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c41b6ecaac34dda2b7159b9ae959680a1b6c087e1c0cfd7e72f607ebef2973bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^