Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c40925ec1516ef7fce763e8b9bca1d0f73d9c0a9b2f068c070496e2726bce1a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^