Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d369b5e1202de90afd190db8c5b8e869ff0bcaa16c0125f0dd368090c636a7e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^