Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b12245c73a5f9d6805af0dfde8ec02026eb68edcfa6e1fec3345a09d51263d7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^