Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71accb49a97b36aa7e3110b0ef98cbece037e7ae07c78574d1bde4a418dce6e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^