Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> efd46e96dd14d0040fb3fd60d23388884104cb1e19a6b558c56e7794d5eb47d1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^