Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0206be7f08e600f17446b479558df1a30a065d17399d092c45393bfa6baf2b17:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^