Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b4b366a17fbdb90e0663340cbf3b70cca11c8c1fb2f1d9ab40a0a3a866facac1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^