Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e1c78e2ee184ef7d23c208e27c87ec7b7be1f08381f25582583b9dedbaa8f43f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^