Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6dae1c7752ba0dc727ecef11cae16f07265fe34cf7d5bb1151c23a95fad83165:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^