Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ec768f90e7f4f17229b7e18df6223022f57cfa7c861be5bbcce624cf64ccae2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^