Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5058dd63f83948ddaf3bf7b087294bb3a59194cd4fbc92980e7db8f41229612e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^