Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0ec2f90bc9cd0edb29902e36d3455ef4980da61a31d12d0292b06ef97e091ce4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^