Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a468e8ba9e78023475e9d5995d963a76a5277866174f3b0c55d67fac105e0abb:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^