Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18a22541e70857fcf1d3fef65f0556e1ddf9eaaac4e4b5ffdb3dff0d15941829:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^