Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 52b2a7a5f8d91dc7a507753cc8657796190527cc5b998d25cea4e8e991bffbf1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^