Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18c9797290f8d0bed8a08eafde05f954322143571da2b1ff39f1664718f6fb39:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^