Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 664ef09b310151b6d944013db6459ec0a54048779e0357b12e3520d46cfe92b6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^