Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e68b8b16e8d5706767cddb042c6e4aeb2ef590197bf0b02bec2cc5842751fda8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^