Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78db90e6099755ff21b88a995eefa23524b8736a62ade13acb6ce4a133525adf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^