Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cff6a0de06ef6702c134edea521a19717e63d599d05123c8bbf8a1da0a114958:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^