Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5ab1d4895526d511aafd9ed2082c72eeda79000f847433af11bffbb9456efe4e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^