Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e169bbc041bc51eabdc11febe59600f276575413bdfcd963262e25d8914cbf6a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^