Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 45a2f1b0e0f8444a129f1750c32ce2aa94bf70d5f9163fd645d000920fb1e411:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^