Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8547f3140e38aad984681914d0f1be818e818dbda3d0cc10653fce8d5cb1fb91:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^