Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 228d7c49583e4ece6f659fea1b8343ce95f4be00baf5238abb09878ce7ac2fed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^