Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a3141be1ba045acbb9ea3c86c512c4ba15f8ecd2a63f4557d60e802090e1bafd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^