Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b00fcb0a1e1374a80ba2ef397f808aba72b72721333b6f27eed0634586a8788:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^