Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f19c3a3a5fcb74fb4578a417c8aade7c917371589c25b2549229ad808d1f425:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^