Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a117a9460b906f9e727874861cbc9f198fc3d3fe921506efb42d1f2db7cf3202:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^