Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c13cefbed0e7549cc793de013c40a4517acc366d3aa1cb154daf22bf97674a84:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^