Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 23701b869bdc9c2365883bb996d95234572278540ed997c63f847f32aef60835:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^