Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e7bb3b44b0e1c661579d5b5b69315bb3e1349fc0a1552721b4e3389c6cf5db3:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^