Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5b9201862c55ae8594a67cd1ca682dc4fe605035f22852359c1d766f8ccd4012:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^