Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 09977b68cec0d33c74297e987b3c123f8fce26e16236a4b4991ae2ab3a2fdbd3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^