Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7473a47f20af2a7f725a52ee7e728a13aad02dfaf9c3375e093dd801fb44aebf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^