Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6a294905f4fa312ef9ff66496eb9497f1aa6762bb829db7bf5d051ed76c38fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^