Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9910d370c7fc7d29ff31f37810bdeef0feba3e9ae4a54162af3f9c1aa3ef207:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^