Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0326cb8fbb5b1b5682ae434215facdf01965e0981701da518babd8afeb204c00:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^