Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d73b0ef133cde2c67b399e46b381096e870a232e7551cc0e2d2d8ca59f3a1f3b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^