Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6a8799a2811a844bab2b543b5bdab1e4bd7915696b495abe2c80a976cf5f3c0f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^