Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c508c7104d0825665aa2422d35f93a33293f4fdc0fac7b287b0d2aab7335d8cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^